diff --git a/api/src/api/dependencies/directories.py b/api/src/api/dependencies/directories.py
new file mode 100644
index 0000000..a284bef
--- /dev/null
+++ b/api/src/api/dependencies/directories.py
@@ -0,0 +1,27 @@
+"""Зависимости API справочников: область видимости и сервисы (R-6: сессия — только `SessionDep`)."""
+
+from typing import Annotated
+
+from fastapi import Depends
+
+from src.api.dependencies.audit import RequestAudit, get_request_audit
+from src.api.dependencies.auth import Principal, current_user
+from src.api.dependencies.db import SessionDep
+from src.domain.policy import VisibilityScope, scope_of
+from src.services.company_groups import CompanyGroupService
+
+
+def get_scope(principal: Annotated[Principal, Depends(current_user)]) -> VisibilityScope:
+    """Область видимости текущего пользователя (§10.1)."""
+    return scope_of(principal)
+
+
+def get_company_group_service(
+    session: SessionDep,
+    audit: Annotated[RequestAudit, Depends(get_request_audit)],
+    scope: Annotated[VisibilityScope, Depends(get_scope)],
+) -> CompanyGroupService:
+    return CompanyGroupService(session, audit, scope)
+
+
+CompanyGroupServiceDep = Annotated[CompanyGroupService, Depends(get_company_group_service)]
diff --git a/api/src/api/endpoints/directories/__init__.py b/api/src/api/endpoints/directories/__init__.py
new file mode 100644
index 0000000..0e27b94
--- /dev/null
+++ b/api/src/api/endpoints/directories/__init__.py
@@ -0,0 +1,9 @@
+"""Маршруты справочников `/api/v1/directories/*` (spec directories-api)."""
+
+from fastapi import APIRouter
+
+from src.api.endpoints.directories import company_groups, regional_offices
+
+router = APIRouter(prefix="/directories", tags=["directories"])
+router.include_router(regional_offices.router)
+router.include_router(company_groups.router)
diff --git a/api/src/api/endpoints/directories/company_groups.py b/api/src/api/endpoints/directories/company_groups.py
new file mode 100644
index 0000000..4aba2f1
--- /dev/null
+++ b/api/src/api/endpoints/directories/company_groups.py
@@ -0,0 +1,94 @@
+"""Маршруты ГК `/directories/company-groups` (spec directories-api): список, карточка, создание, изменение, архив.
+
+Право (`require`) проверяется до видимости объекта; чужая и несуществующая ГК — одинаковый 404 (spec directory-policy).
+"""
+
+import uuid
+from typing import Annotated
+
+from fastapi import APIRouter, Depends, Query, status
+
+from src.api.dependencies.auth import require
+from src.api.dependencies.directories import CompanyGroupServiceDep
+from src.models.directories import CompanyGroup
+from src.schemas.common import Page, PageParams
+from src.schemas.directories import (
+    CompanyGroupCreate,
+    CompanyGroupFilter,
+    CompanyGroupHistoryOut,
+    CompanyGroupOut,
+    CompanyGroupUpdate,
+)
+
+router = APIRouter(prefix="/company-groups")
+
+VIEW = [Depends(require("DIRECTORY_VIEW"))]
+EDIT = [Depends(require("DIRECTORY_EDIT"))]
+
+
+class CompanyGroupListQuery(CompanyGroupFilter, PageParams):
+    """Query списка ГК: фильтры и пагинация одной моделью (FastAPI поддерживает одну Query-модель на маршрут)."""
+
+
+def _out(group: CompanyGroup, legal_entities_count: int) -> CompanyGroupOut:
+    out = CompanyGroupOut.model_validate(group)
+    out.legal_entities_count = legal_entities_count
+    return out
+
+
+@router.get("", response_model=Page[CompanyGroupOut], dependencies=VIEW, summary="Список ГК")
+async def list_company_groups(
+    service: CompanyGroupServiceDep,
+    query: Annotated[CompanyGroupListQuery, Query()],
+) -> Page[CompanyGroupOut]:
+    """Видимые ГК: поиск `q` по name/crm_id/code, фильтр `is_archived`, пагинация, сортировка по имени."""
+    page = PageParams(limit=query.limit, offset=query.offset)
+    rows, total = await service.page(CompanyGroupFilter(q=query.q, is_archived=query.is_archived), page)
+    return Page[CompanyGroupOut](
+        items=[_out(group, count) for group, count in rows], total=total, limit=page.limit, offset=page.offset
+    )
+
+
+@router.post(
+    "", response_model=CompanyGroupOut, status_code=status.HTTP_201_CREATED, dependencies=EDIT, summary="Создать ГК"
+)
+async def create_company_group(data: CompanyGroupCreate, service: CompanyGroupServiceDep) -> CompanyGroupOut:
+    """Создаёт ГК с кодом `GK-NNNNNN`; без филиала пользователь филиала закрепляет ГК за своим."""
+    return _out(await service.create(data), 0)
+
+
+@router.get("/{group_id}", response_model=CompanyGroupOut, dependencies=VIEW, summary="Карточка ГК")
+async def get_company_group(group_id: uuid.UUID, service: CompanyGroupServiceDep) -> CompanyGroupOut:
+    group = await service.get(group_id)
+    return _out(group, await service.legal_entities_count(group.id))
+
+
+@router.patch("/{group_id}", response_model=CompanyGroupOut, dependencies=EDIT, summary="Изменить ГК")
+async def update_company_group(
+    group_id: uuid.UUID, data: CompanyGroupUpdate, service: CompanyGroupServiceDep
+) -> CompanyGroupOut:
+    """Меняет `name`/`crm_id`/`base_regional_office_id`; прежние значения уходят в историю."""
+    group = await service.update(group_id, data)
+    return _out(group, await service.legal_entities_count(group.id))
+
+
+@router.post("/{group_id}/archive", response_model=CompanyGroupOut, dependencies=EDIT, summary="Архивировать ГК")
+async def archive_company_group(group_id: uuid.UUID, service: CompanyGroupServiceDep) -> CompanyGroupOut:
+    group = await service.set_archived(group_id, True)  # noqa: FBT003
+    return _out(group, await service.legal_entities_count(group.id))
+
+
+@router.post("/{group_id}/unarchive", response_model=CompanyGroupOut, dependencies=EDIT, summary="Вернуть ГК из архива")
+async def unarchive_company_group(group_id: uuid.UUID, service: CompanyGroupServiceDep) -> CompanyGroupOut:
+    group = await service.set_archived(group_id, False)  # noqa: FBT003
+    return _out(group, await service.legal_entities_count(group.id))
+
+
+@router.get(
+    "/{group_id}/history",
+    response_model=list[CompanyGroupHistoryOut],
+    dependencies=VIEW,
+    summary="История ГК (новые первыми)",
+)
+async def company_group_history(group_id: uuid.UUID, service: CompanyGroupServiceDep) -> list[CompanyGroupHistoryOut]:
+    return [CompanyGroupHistoryOut.model_validate(row) for row in await service.history(group_id)]
diff --git a/api/src/api/endpoints/directories/regional_offices.py b/api/src/api/endpoints/directories/regional_offices.py
new file mode 100644
index 0000000..f19f519
--- /dev/null
+++ b/api/src/api/endpoints/directories/regional_offices.py
@@ -0,0 +1,21 @@
+"""`GET /directories/regional-offices` — список филиалов (только чтение, spec directories-api)."""
+
+from fastapi import APIRouter, Depends
+
+from src.api.dependencies.auth import require
+from src.api.dependencies.db import SessionDep
+from src.repositories import directories as repo
+from src.schemas.directories import RegionalOfficeOut
+
+router = APIRouter()
+
+
+@router.get(
+    "/regional-offices",
+    response_model=list[RegionalOfficeOut],
+    dependencies=[Depends(require("DIRECTORY_VIEW"))],
+    summary="Филиалы",
+)
+async def list_regional_offices(session: SessionDep) -> list[RegionalOfficeOut]:
+    """Все филиалы (включая Головной офис) по имени."""
+    return [RegionalOfficeOut.model_validate(office) for office in await repo.list_regional_offices(session)]
diff --git a/api/src/api/router.py b/api/src/api/router.py
index ce6ef43..a2d820b 100644
--- a/api/src/api/router.py
+++ b/api/src/api/router.py
@@ -1,12 +1,12 @@
 """Корневой роутер API `/api/v1` (R-6: эндпоинты — `src/api/endpoints/`).
 
-`build_api_router(settings)` собирает роутер под настройки: `/me` — всегда, dev-эмитент токенов — только при
-`AUTH_DEV_ISSUER and DEBUG`. Модульный `router` собран по настройкам процесса и подключается в `src/app.py`.
+`build_api_router(settings)` собирает роутер под настройки: `/me` и `/directories/*` — всегда, dev-эмитент токенов —
+только при `AUTH_DEV_ISSUER and DEBUG`. Модульный `router` собран по настройкам процесса и подключается в `src/app.py`.
 """
 
 from fastapi import APIRouter
 
-from src.api.endpoints import me
+from src.api.endpoints import directories, me
 from src.api.endpoints.dev_auth import build_dev_router
 from src.core.config import Settings, get_settings
 
@@ -17,6 +17,7 @@ def build_api_router(settings: Settings) -> APIRouter:
     """Роутер `/api/v1` под настройки; dev-маршруты при любом другом сочетании флагов отсутствуют."""
     api_router = APIRouter(prefix=API_PREFIX)
     api_router.include_router(me.router)
+    api_router.include_router(directories.router)
     if settings.AUTH_DEV_ISSUER and settings.DEBUG:
         api_router.include_router(build_dev_router(settings))
     return api_router
diff --git a/api/src/repositories/directories.py b/api/src/repositories/directories.py
new file mode 100644
index 0000000..bae284c
--- /dev/null
+++ b/api/src/repositories/directories.py
@@ -0,0 +1,109 @@
+"""Репозиторий справочников: ГК, история ГК, филиалы (SQL без бизнес-правил; видимость — `src.domain.policy`).
+
+Функции не делают `commit`: транзакцией запроса управляет `SessionDep`.
+"""
+
+import uuid
+from typing import Any
+
+from sqlalchemy import Select, Sequence, func, or_, select
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from src.domain.policy import VisibilityScope, company_groups_visible
+from src.models.directories import CompanyGroup, CompanyGroupHistory, LegalEntity, RegionalOffice
+
+LIKE_ESCAPE = "\\"
+
+
+def escape_like(text: str) -> str:
+    """Экранирует `\\`, `%` и `_`, чтобы пользовательская строка искалась как подстрока, а не как шаблон LIKE."""
+    return text.replace(LIKE_ESCAPE, LIKE_ESCAPE * 2).replace("%", f"{LIKE_ESCAPE}%").replace("_", f"{LIKE_ESCAPE}_")
+
+
+async def next_code(session: AsyncSession, seq: Sequence, prefix: str) -> str:
+    """Следующий код из последовательности PostgreSQL: `<prefix>-NNNNNN` (6 цифр с нулями, D-5)."""
+    number = (await session.execute(select(seq.next_value()))).scalar_one()
+    return f"{prefix}-{number:06d}"
+
+
+def _filtered_groups(stmt: Select[Any], scope: VisibilityScope, q: str | None, is_archived: bool | None) -> Select[Any]:
+    stmt = company_groups_visible(stmt, scope)
+    if q is not None and q.strip():
+        pattern = f"%{escape_like(q.strip())}%"
+        stmt = stmt.where(
+            or_(
+                CompanyGroup.name.ilike(pattern, escape=LIKE_ESCAPE),
+                CompanyGroup.crm_id.ilike(pattern, escape=LIKE_ESCAPE),
+                CompanyGroup.code.ilike(pattern, escape=LIKE_ESCAPE),
+            )
+        )
+    if is_archived is not None:
+        stmt = stmt.where(CompanyGroup.is_archived.is_(is_archived))
+    return stmt
+
+
+async def list_company_groups(  # noqa: PLR0913 - фильтры и пагинация списка передаются явными именованными аргументами
+    session: AsyncSession,
+    scope: VisibilityScope,
+    *,
+    q: str | None,
+    is_archived: bool | None,
+    limit: int,
+    offset: int,
+) -> tuple[list[tuple[CompanyGroup, int]], int]:
+    """Страница видимых ГК (по `name`) со счётчиком ЮЛ и общее число записей по фильтру (отдельный `count()`)."""
+    legal_entities_count = (
+        select(func.count(LegalEntity.id))
+        .where(LegalEntity.company_group_id == CompanyGroup.id)
+        .correlate(CompanyGroup)
+        .scalar_subquery()
+    )
+    page_stmt = (
+        _filtered_groups(select(CompanyGroup, legal_entities_count), scope, q, is_archived)
+        .order_by(CompanyGroup.name, CompanyGroup.id)
+        .limit(limit)
+        .offset(offset)
+    )
+    total_stmt = _filtered_groups(select(func.count(CompanyGroup.id)), scope, q, is_archived)
+    rows = (await session.execute(page_stmt)).all()
+    total = (await session.execute(total_stmt)).scalar_one()
+    return [(group, count) for group, count in rows], total
+
+
+async def get_company_group(session: AsyncSession, scope: VisibilityScope, group_id: uuid.UUID) -> CompanyGroup | None:
+    """ГК по id; `None` и для несуществующей, и для невидимой (неразличимы для вызывающего)."""
+    stmt = company_groups_visible(select(CompanyGroup).where(CompanyGroup.id == group_id), scope)
+    return (await session.execute(stmt)).scalar_one_or_none()
+
+
+async def crm_id_taken(session: AsyncSession, crm_id: str, *, except_group_id: uuid.UUID | None = None) -> bool:
+    """Есть ли у какой-либо ГК (кроме `except_group_id`) такой `crm_id` — без фильтра видимости: уникален глобально."""
+    stmt = select(CompanyGroup.id).where(CompanyGroup.crm_id == crm_id)
+    if except_group_id is not None:
+        stmt = stmt.where(CompanyGroup.id != except_group_id)
+    return (await session.execute(stmt.limit(1))).first() is not None
+
+
+async def count_legal_entities(session: AsyncSession, group_id: uuid.UUID) -> int:
+    """Число ЮЛ/ИП с `company_group_id = group_id`."""
+    stmt = select(func.count(LegalEntity.id)).where(LegalEntity.company_group_id == group_id)
+    return (await session.execute(stmt)).scalar_one()
+
+
+async def list_company_group_history(session: AsyncSession, group_id: uuid.UUID) -> list[CompanyGroupHistory]:
+    """Снимки ГК по убыванию `valid_from` (новые первыми)."""
+    stmt = (
+        select(CompanyGroupHistory)
+        .where(CompanyGroupHistory.company_group_id == group_id)
+        .order_by(CompanyGroupHistory.valid_from.desc(), CompanyGroupHistory.id)
+    )
+    return list((await session.execute(stmt)).scalars().all())
+
+
+async def get_regional_office(session: AsyncSession, office_id: uuid.UUID) -> RegionalOffice | None:
+    return await session.get(RegionalOffice, office_id)
+
+
+async def list_regional_offices(session: AsyncSession) -> list[RegionalOffice]:
+    """Все филиалы по имени."""
+    return list((await session.execute(select(RegionalOffice).order_by(RegionalOffice.name))).scalars().all())
diff --git a/api/src/schemas/directories.py b/api/src/schemas/directories.py
new file mode 100644
index 0000000..6565f7b
--- /dev/null
+++ b/api/src/schemas/directories.py
@@ -0,0 +1,118 @@
+"""Схемы API справочников (spec directories-api): филиалы и ГК; поля — как в DBML v5.14."""
+
+import datetime
+import uuid
+from typing import Self
+
+from pydantic import BaseModel, ConfigDict, Field, field_validator, model_validator
+
+NAME_MAX_LENGTH = 500
+
+
+def _blank_to_none(value: str | None) -> str | None:
+    """`crm_id`: пробелы по краям срезаются, пустая строка — «нет значения» (иначе пустые `crm_id` конфликтовали бы)."""
+    if value is None:
+        return None
+    stripped = value.strip()
+    return stripped or None
+
+
+class RegionalOfficeOut(BaseModel):
+    """Филиал (`GET /directories/regional-offices`)."""
+
+    model_config = ConfigDict(from_attributes=True)
+
+    id: uuid.UUID
+    name: str
+    is_head_office: bool
+    is_active: bool
+
+
+class CompanyGroupCreate(BaseModel):
+    """Создание ГК: `code` и `valid_from` назначает сервис."""
+
+    name: str = Field(min_length=1, max_length=NAME_MAX_LENGTH)
+    crm_id: str | None = None
+    base_regional_office_id: uuid.UUID | None = None
+
+    @field_validator("name")
+    @classmethod
+    def _strip_name(cls, value: str) -> str:
+        stripped = value.strip()
+        if not stripped:
+            raise ValueError("название не может быть пустым")
+        return stripped
+
+    @field_validator("crm_id")
+    @classmethod
+    def _normalize_crm_id(cls, value: str | None) -> str | None:
+        return _blank_to_none(value)
+
+
+class CompanyGroupUpdate(BaseModel):
+    """Изменение ГК: «поле передано» определяется по `model_fields_set` (явный `null` у `crm_id` очищает значение)."""
+
+    model_config = ConfigDict(extra="forbid")
+
+    name: str | None = Field(default=None, min_length=1, max_length=NAME_MAX_LENGTH)
+    crm_id: str | None = None
+    base_regional_office_id: uuid.UUID | None = None
+
+    @field_validator("name")
+    @classmethod
+    def _strip_name(cls, value: str | None) -> str | None:
+        if value is None:
+            return None
+        stripped = value.strip()
+        if not stripped:
+            raise ValueError("название не может быть пустым")
+        return stripped
+
+    @field_validator("crm_id")
+    @classmethod
+    def _normalize_crm_id(cls, value: str | None) -> str | None:
+        return _blank_to_none(value)
+
+    @model_validator(mode="after")
+    def _name_is_not_null(self) -> Self:
+        if "name" in self.model_fields_set and self.name is None:
+            raise ValueError("название нельзя обнулить")
+        return self
+
+
+class CompanyGroupOut(BaseModel):
+    """Карточка ГК; `legal_entities_count` — число ЮЛ с `company_group_id` этой ГК."""
+
+    model_config = ConfigDict(from_attributes=True)
+
+    id: uuid.UUID
+    code: str
+    crm_id: str | None
+    name: str
+    base_regional_office_id: uuid.UUID | None
+    is_archived: bool
+    valid_from: datetime.datetime
+    legal_entities_count: int = 0
+    created_at: datetime.datetime | None
+    updated_at: datetime.datetime | None
+
+
+class CompanyGroupHistoryOut(BaseModel):
+    """Прошлый снимок ГК (SCD4)."""
+
+    model_config = ConfigDict(from_attributes=True)
+
+    id: uuid.UUID
+    crm_id: str | None
+    name: str | None
+    base_regional_office_id: uuid.UUID | None
+    valid_from: datetime.datetime | None
+    valid_to: datetime.datetime | None
+    changed_by: uuid.UUID | None
+
+
+class CompanyGroupFilter(BaseModel):
+    """Фильтры списка ГК: `q` — подстрока `name`/`crm_id`/`code` без учёта регистра."""
+
+    q: str | None = None
+    is_archived: bool | None = None
diff --git a/api/src/services/company_groups.py b/api/src/services/company_groups.py
new file mode 100644
index 0000000..17c4af1
--- /dev/null
+++ b/api/src/services/company_groups.py
@@ -0,0 +1,179 @@
+"""Сервис ГК (spec directories-api, directory-policy, audit-trail): создание, изменение со снимком истории, архив.
+
+Порядок операции: право (`require` на маршруте) → видимость (`get`) → изменение. Все записи — в транзакции запроса,
+`commit` делает `SessionDep`; `audit_event` пишется в той же транзакции через `RequestAudit`.
+"""
+
+import datetime
+import uuid
+from typing import Any
+
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from src.api.dependencies.audit import RequestAudit
+from src.common.exceptions import ConflictError, DomainValidationError, NotFoundError
+from src.domain.policy import VisibilityScope, office_for_create
+from src.models.directories import COMPANY_GROUP_CODE_SEQ, CompanyGroup, CompanyGroupHistory
+from src.models.enums import AuditAction, AuditSection
+from src.repositories import directories as repo
+from src.schemas.common import PageParams
+from src.schemas.directories import CompanyGroupCreate, CompanyGroupFilter, CompanyGroupUpdate
+
+COMPANY_GROUP_NOT_FOUND = "ГК не найдена"  # одинаково для чужой и несуществующей (spec directory-policy)
+COMPANY_GROUP_CODE_PREFIX = "GK"
+OBJECT_TYPE = "company_group"
+TRACKED_FIELDS = ("name", "crm_id", "base_regional_office_id")  # поля ГК, изменяемые PATCH и попадающие в историю
+
+
+def _now() -> datetime.datetime:
+    return datetime.datetime.now(datetime.UTC)
+
+
+class CompanyGroupService:
+    """Операции над ГК от имени текущего пользователя в его области видимости."""
+
+    def __init__(self, session: AsyncSession, audit: RequestAudit, scope: VisibilityScope) -> None:
+        self._session = session
+        self._audit = audit
+        self._scope = scope
+
+    async def create(self, data: CompanyGroupCreate) -> CompanyGroup:
+        """Новая ГК с кодом `GK-NNNNNN`; филиал — по policy (`office_for_create`); аудит `GROUP_CHANGE`."""
+        office_id = office_for_create(self._scope, data.base_regional_office_id)
+        await self._check_office_exists(office_id)
+        if data.crm_id is not None:
+            await self._check_crm_id_free(data.crm_id)
+        now = _now()
+        group = CompanyGroup(
+            code=await repo.next_code(self._session, COMPANY_GROUP_CODE_SEQ, COMPANY_GROUP_CODE_PREFIX),
+            crm_id=data.crm_id,
+            name=data.name,
+            base_regional_office_id=office_id,
+            valid_from=now,
+            created_at=now,
+            updated_at=now,
+            updated_by=self._audit.user_id,
+        )
+        self._session.add(group)
+        await self._session.flush()
+        await self._audit.record(
+            action=AuditAction.GROUP_CHANGE,
+            section=AuditSection.DIRECTORIES,
+            object_type=OBJECT_TYPE,
+            object_id=group.id,
+            after_value={
+                "code": group.code,
+                "name": group.name,
+                "crm_id": group.crm_id,
+                "base_regional_office_id": group.base_regional_office_id,
+            },
+        )
+        return group
+
+    async def update(self, group_id: uuid.UUID, data: CompanyGroupUpdate) -> CompanyGroup:
+        """Изменение `name`/`crm_id`/`base_regional_office_id`; без фактических изменений ничего не пишется (D-6)."""
+        group = await self.get(group_id)
+        changes = await self._changes(group, data)
+        if not changes:
+            return group
+        before = {field: getattr(group, field) for field in changes}
+        now = _now()
+        self._session.add(
+            CompanyGroupHistory(
+                company_group_id=group.id,
+                crm_id=group.crm_id,
+                name=group.name,
+                base_regional_office_id=group.base_regional_office_id,
+                valid_from=group.valid_from,
+                valid_to=now,
+                changed_by=self._audit.user_id,
+            )
+        )
+        for field, value in changes.items():
+            setattr(group, field, value)
+        group.valid_from = now
+        group.updated_at = now
+        group.updated_by = self._audit.user_id
+        await self._session.flush()
+        await self._audit.record(
+            action=AuditAction.ASSIGNMENT_CHANGE if "base_regional_office_id" in changes else AuditAction.GROUP_CHANGE,
+            section=AuditSection.DIRECTORIES,
+            object_type=OBJECT_TYPE,
+            object_id=group.id,
+            before_value=before,
+            after_value=changes,
+            changed_field=next(iter(changes)) if len(changes) == 1 else None,
+        )
+        return group
+
+    async def set_archived(self, group_id: uuid.UUID, archived: bool) -> CompanyGroup:  # noqa: FBT001
+        """Архив/разархив ГК; повтор в том же состоянии ничего не пишет."""
+        group = await self.get(group_id)
+        if group.is_archived == archived:
+            return group
+        group.is_archived = archived
+        group.updated_at = _now()
+        group.updated_by = self._audit.user_id
+        await self._session.flush()
+        await self._audit.record(
+            action=AuditAction.GROUP_CHANGE,
+            section=AuditSection.DIRECTORIES,
+            object_type=OBJECT_TYPE,
+            object_id=group.id,
+            before_value={"is_archived": not archived},
+            after_value={"is_archived": archived},
+            changed_field="is_archived",
+        )
+        return group
+
+    async def get(self, group_id: uuid.UUID) -> CompanyGroup:
+        """ГК в области видимости; невидимая и несуществующая — один и тот же 404."""
+        group = await repo.get_company_group(self._session, self._scope, group_id)
+        if group is None:
+            raise NotFoundError(COMPANY_GROUP_NOT_FOUND)
+        return group
+
+    async def legal_entities_count(self, group_id: uuid.UUID) -> int:
+        """Число ЮЛ ГК (для карточки)."""
+        return await repo.count_legal_entities(self._session, group_id)
+
+    async def history(self, group_id: uuid.UUID) -> list[CompanyGroupHistory]:
+        """Снимки ГК по убыванию `valid_from`; видимость проверяется как для карточки."""
+        group = await self.get(group_id)
+        return await repo.list_company_group_history(self._session, group.id)
+
+    async def page(self, params: CompanyGroupFilter, page: PageParams) -> tuple[list[tuple[CompanyGroup, int]], int]:
+        """Страница видимых ГК с числом ЮЛ и общее число по фильтру."""
+        return await repo.list_company_groups(
+            self._session,
+            self._scope,
+            q=params.q,
+            is_archived=params.is_archived,
+            limit=page.limit,
+            offset=page.offset,
+        )
+
+    async def _changes(self, group: CompanyGroup, data: CompanyGroupUpdate) -> dict[str, Any]:
+        """Только реально изменившиеся поля из переданных в PATCH (проверки — по ним же)."""
+        changes: dict[str, Any] = {}
+        for field in TRACKED_FIELDS:
+            if field not in data.model_fields_set:
+                continue
+            value = getattr(data, field)
+            if field == "base_regional_office_id":
+                value = office_for_create(self._scope, value)
+            if value != getattr(group, field):
+                changes[field] = value
+        if changes.get("base_regional_office_id") is not None:
+            await self._check_office_exists(changes["base_regional_office_id"])
+        if changes.get("crm_id") is not None:
+            await self._check_crm_id_free(changes["crm_id"], except_group_id=group.id)
+        return changes
+
+    async def _check_office_exists(self, office_id: uuid.UUID | None) -> None:
+        if office_id is not None and await repo.get_regional_office(self._session, office_id) is None:
+            raise DomainValidationError("OFFICE_NOT_FOUND", "Филиал не найден")
+
+    async def _check_crm_id_free(self, crm_id: str, *, except_group_id: uuid.UUID | None = None) -> None:
+        if await repo.crm_id_taken(self._session, crm_id, except_group_id=except_group_id):
+            raise ConflictError("CRM_ID_EXISTS", "ГК с таким crm_id уже существует")
diff --git a/api/tests/test_api_company_groups.py b/api/tests/test_api_company_groups.py
new file mode 100644
index 0000000..817a27d
--- /dev/null
+++ b/api/tests/test_api_company_groups.py
@@ -0,0 +1,283 @@
+"""API ГК и филиалов (spec directories-api, audit-trail): код, история, no-op PATCH, права, список, архив."""
+
+import datetime
+import re
+import uuid
+from collections.abc import Sequence
+from typing import Any
+
+import httpx
+import pytest
+from sqlalchemy import func, select
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from src.models.audit_ex import AuditEvent
+from src.models.directories import CompanyGroupHistory
+from src.models.enums import AuditAction, AuditSection
+from tests.conftest import AuthClientFactory
+from tests.factories import make_company_group, make_legal_entity
+
+HTTP_OK = 200
+HTTP_CREATED = 201
+HTTP_FORBIDDEN = 403
+HTTP_CONFLICT = 409
+HTTP_UNPROCESSABLE = 422
+CODE_PATTERN = re.compile(r"^GK-\d{6}$")
+KRASNODAR = "Краснодарский региональный филиал"
+HEAD_OFFICE = "Головной офис"
+GROUPS = "/directories/company-groups"
+
+
+async def _events(session: AsyncSession, *actions: AuditAction) -> Sequence[AuditEvent]:
+    stmt = select(AuditEvent).where(AuditEvent.action.in_(actions)).order_by(AuditEvent.occurred_at, AuditEvent.id)
+    return (await session.execute(stmt)).scalars().all()
+
+
+async def _office_id(client: httpx.AsyncClient, name: str) -> str:
+    response = await client.get("/directories/regional-offices")
+    assert response.status_code == HTTP_OK, response.text
+    return next(item["id"] for item in response.json() if item["name"] == name)
+
+
+async def _create(client: httpx.AsyncClient, **body: Any) -> dict[str, Any]:
+    response = await client.post(GROUPS, json=body)
+    assert response.status_code == HTTP_CREATED, response.text
+    created: dict[str, Any] = response.json()
+    return created
+
+
+@pytest.mark.integration
+async def test_regional_offices_list(auth_client: AuthClientFactory) -> None:
+    client = await auth_client("expert@armka.local")
+    response = await client.get("/directories/regional-offices")
+    assert response.status_code == HTTP_OK
+    offices = {item["name"]: item for item in response.json()}
+    assert offices[HEAD_OFFICE]["is_head_office"] is True
+    assert offices[KRASNODAR]["is_head_office"] is False
+    assert set(offices[KRASNODAR]) == {"id", "name", "is_head_office", "is_active"}
+
+
+@pytest.mark.integration
+async def test_create_generates_codes_and_audit(auth_client: AuthClientFactory, seeded: AsyncSession) -> None:
+    client = await auth_client("ka_go@armka.local")
+    first = await _create(client, name="ГК Первая")
+    second = await _create(client, name="ГК Вторая", crm_id="CRM-1")
+    assert CODE_PATTERN.match(first["code"]) and CODE_PATTERN.match(second["code"])
+    assert first["code"] != second["code"]
+    assert first["valid_from"] and first["legal_entities_count"] == 0
+
+    events = await _events(seeded, AuditAction.GROUP_CHANGE)
+    assert len(events) == 2  # noqa: PLR2004
+    assert {e.after_value["code"] for e in events} == {first["code"], second["code"]}
+    event = next(e for e in events if e.after_value["code"] == second["code"])
+    assert (event.section, event.object_type, str(event.object_id)) == (
+        AuditSection.DIRECTORIES,
+        "company_group",
+        second["id"],
+    )
+    assert event.after_value == {
+        "code": second["code"],
+        "name": "ГК Вторая",
+        "crm_id": "CRM-1",
+        "base_regional_office_id": None,
+    }
+    assert event.user_id is not None
+
+
+@pytest.mark.integration
+async def test_patch_office_writes_history_and_assignment_audit(
+    auth_client: AuthClientFactory, seeded: AsyncSession
+) -> None:
+    client = await auth_client("ka_go@armka.local")
+    rostov = await _office_id(client, "Ростовский региональный филиал")
+    krasnodar = await _office_id(client, KRASNODAR)
+    group = await _create(client, name="ГК Перевод", base_regional_office_id=rostov)
+
+    response = await client.patch(f"{GROUPS}/{group['id']}", json={"base_regional_office_id": krasnodar})
+    assert response.status_code == HTTP_OK, response.text
+    updated = response.json()
+    assert updated["base_regional_office_id"] == krasnodar
+    assert updated["valid_from"] != group["valid_from"]
+
+    history = (await seeded.execute(select(CompanyGroupHistory))).scalars().all()
+    assert len(history) == 1
+    snapshot = history[0]
+    assert str(snapshot.base_regional_office_id) == rostov
+    assert snapshot.name == "ГК Перевод"
+    assert snapshot.valid_to is not None
+    assert snapshot.valid_from == datetime.datetime.fromisoformat(group["valid_from"])
+
+    (event,) = await _events(seeded, AuditAction.ASSIGNMENT_CHANGE)
+    assert event.before_value == {"base_regional_office_id": rostov}
+    assert event.after_value == {"base_regional_office_id": krasnodar}
+    assert event.changed_field == "base_regional_office_id"
+    assert (event.section, event.object_type) == (AuditSection.DIRECTORIES, "company_group")
+
+
+@pytest.mark.integration
+async def test_patch_name_audit_is_group_change_with_diff(auth_client: AuthClientFactory, seeded: AsyncSession) -> None:
+    client = await auth_client("ka_go@armka.local")
+    group = await _create(client, name="А")
+    response = await client.patch(f"{GROUPS}/{group['id']}", json={"name": "Б"})
+    assert response.status_code == HTTP_OK
+    events = await _events(seeded, AuditAction.GROUP_CHANGE)
+    changed = events[-1]
+    assert (changed.changed_field, changed.before_value, changed.after_value) == (
+        "name",
+        {"name": "А"},
+        {"name": "Б"},
+    )
+    assert not await _events(seeded, AuditAction.ASSIGNMENT_CHANGE)
+
+
+@pytest.mark.integration
+async def test_duplicate_crm_id_is_conflict(auth_client: AuthClientFactory, seeded: AsyncSession) -> None:
+    client = await auth_client("ka_go@armka.local")
+    await _create(client, name="ГК-1", crm_id="CRM-DUP")
+    response = await client.post(GROUPS, json={"name": "ГК-2", "crm_id": "CRM-DUP"})
+    assert response.status_code == HTTP_CONFLICT
+    assert response.json()["detail"]["code"] == "CRM_ID_EXISTS"
+    assert len(await _events(seeded, AuditAction.GROUP_CHANGE)) == 1  # аудит только у первой
+
+    other = await _create(client, name="ГК-3")
+    clash = await client.patch(f"{GROUPS}/{other['id']}", json={"crm_id": "CRM-DUP"})
+    assert clash.status_code == HTTP_CONFLICT
+    assert clash.json()["detail"]["code"] == "CRM_ID_EXISTS"
+
+
+@pytest.mark.integration
+async def test_noop_patch_writes_no_history_and_no_audit(auth_client: AuthClientFactory, seeded: AsyncSession) -> None:
+    client = await auth_client("ka_go@armka.local")
+    group = await _create(client, name="ГК Без изменений", crm_id="CRM-NOOP")
+    audit_before = len(await _events(seeded, AuditAction.GROUP_CHANGE, AuditAction.ASSIGNMENT_CHANGE))
+
+    response = await client.patch(f"{GROUPS}/{group['id']}", json={"name": "ГК Без изменений", "crm_id": "CRM-NOOP"})
+    assert response.status_code == HTTP_OK
+    assert response.json()["valid_from"] == group["valid_from"]
+    assert (await seeded.execute(select(func.count()).select_from(CompanyGroupHistory))).scalar_one() == 0
+    assert len(await _events(seeded, AuditAction.GROUP_CHANGE, AuditAction.ASSIGNMENT_CHANGE)) == audit_before
+
+
+@pytest.mark.integration
+async def test_view_only_user_cannot_create(auth_client: AuthClientFactory, seeded: AsyncSession) -> None:
+    client = await auth_client("expert@armka.local")
+    response = await client.post(GROUPS, json={"name": "ГК Эксперта"})
+    assert response.status_code == HTTP_FORBIDDEN
+    assert not await _events(seeded, AuditAction.GROUP_CHANGE)
+    assert (await client.get(GROUPS)).status_code == HTTP_OK  # чтение разрешено
+
+
+@pytest.mark.integration
+async def test_list_search_filters_and_pagination(auth_client: AuthClientFactory, seeded: AsyncSession) -> None:
+    client = await auth_client("ka_go@armka.local")
+    await make_company_group(seeded, name="Русский Бисквит")
+    await make_company_group(seeded, name="Другая группа")
+    archived = await _create(client, name="Архивная бисквитная")
+    assert (await client.post(f"{GROUPS}/{archived['id']}/archive")).status_code == HTTP_OK
+
+    by_name = (await client.get(GROUPS, params={"q": "БИСКВИТ"})).json()
+    assert {item["name"] for item in by_name["items"]} == {"Русский Бисквит", "Архивная бисквитная"}
+    assert by_name["total"] == 2  # noqa: PLR2004
+    assert [item["name"] for item in by_name["items"]] == sorted(item["name"] for item in by_name["items"])
+
+    only_archived = (await client.get(GROUPS, params={"q": "бисквит", "is_archived": "true"})).json()
+    assert [item["name"] for item in only_archived["items"]] == ["Архивная бисквитная"]
+    active = (await client.get(GROUPS, params={"q": "бисквит", "is_archived": "false"})).json()
+    assert [item["name"] for item in active["items"]] == ["Русский Бисквит"]
+
+    beyond = await client.get(GROUPS, params={"q": "бисквит", "offset": 10})
+    assert beyond.status_code == HTTP_OK
+    assert beyond.json()["items"] == [] and beyond.json()["total"] == 2  # noqa: PLR2004
+    assert beyond.json()["offset"] == 10  # noqa: PLR2004
+
+    assert (await client.get(GROUPS, params={"limit": 201})).status_code == HTTP_UNPROCESSABLE
+    assert (await client.get(GROUPS, params={"offset": -1})).status_code == HTTP_UNPROCESSABLE
+
+
+@pytest.mark.integration
+async def test_list_search_by_code_and_crm_id_escapes_like(
+    auth_client: AuthClientFactory, seeded: AsyncSession
+) -> None:
+    """R-2: `q` ищет по `name`/`crm_id`/`code`; `%` и `_` в запросе — обычные символы."""
+    client = await auth_client("ka_go@armka.local")
+    group = await _create(client, name="ГК Поиск", crm_id="CRM-Zeta-77")
+    await _create(client, name="ГК Прочая", crm_id="CRM-Other")
+    await make_company_group(seeded, name="ГК 100%", code="GK-XPCT")
+
+    by_code = (await client.get(GROUPS, params={"q": group["code"].lower()})).json()
+    assert [item["id"] for item in by_code["items"]] == [group["id"]]
+    by_crm = (await client.get(GROUPS, params={"q": "zeta-77"})).json()
+    assert [item["id"] for item in by_crm["items"]] == [group["id"]]
+
+    percent = (await client.get(GROUPS, params={"q": "%"})).json()
+    assert [item["name"] for item in percent["items"]] == ["ГК 100%"]  # `%` не «любая строка»
+    underscore = (await client.get(GROUPS, params={"q": "ГК_П"})).json()
+    assert underscore["items"] == [] and underscore["total"] == 0  # `_` не «любой символ»
+
+
+@pytest.mark.integration
+async def test_list_counts_legal_entities(auth_client: AuthClientFactory, seeded: AsyncSession) -> None:
+    client = await auth_client("ka_go@armka.local")
+    group = await make_company_group(seeded, name="ГК с ЮЛ")
+    empty = await make_company_group(seeded, name="ГК пустая")
+    await make_legal_entity(seeded, group=group)
+    await make_legal_entity(seeded, group=group)
+    await make_legal_entity(seeded, group=None)
+
+    items = {i["id"]: i for i in (await client.get(GROUPS)).json()["items"]}
+    assert items[str(group.id)]["legal_entities_count"] == 2  # noqa: PLR2004
+    assert items[str(empty.id)]["legal_entities_count"] == 0
+    card = (await client.get(f"{GROUPS}/{group.id}")).json()
+    assert card["legal_entities_count"] == 2  # noqa: PLR2004
+
+
+@pytest.mark.integration
+async def test_archive_unarchive_toggle_and_audit(auth_client: AuthClientFactory, seeded: AsyncSession) -> None:
+    client = await auth_client("ka_go@armka.local")
+    group = await _create(client, name="ГК Архив")
+    archived = await client.post(f"{GROUPS}/{group['id']}/archive")
+    assert archived.status_code == HTTP_OK and archived.json()["is_archived"] is True
+    restored = await client.post(f"{GROUPS}/{group['id']}/unarchive")
+    assert restored.status_code == HTTP_OK and restored.json()["is_archived"] is False
+
+    events = [e for e in await _events(seeded, AuditAction.GROUP_CHANGE) if e.changed_field == "is_archived"]
+    assert [(e.before_value, e.after_value) for e in events] == [
+        ({"is_archived": False}, {"is_archived": True}),
+        ({"is_archived": True}, {"is_archived": False}),
+    ]
+
+
+@pytest.mark.integration
+async def test_history_is_ordered_by_valid_from_desc(auth_client: AuthClientFactory) -> None:
+    """R-3: снимки по убыванию `valid_from`."""
+    client = await auth_client("ka_go@armka.local")
+    group = await _create(client, name="Имя 0")
+    for index in (1, 2, 3):
+        response = await client.patch(f"{GROUPS}/{group['id']}", json={"name": f"Имя {index}"})
+        assert response.status_code == HTTP_OK
+
+    history = (await client.get(f"{GROUPS}/{group['id']}/history")).json()
+    assert [row["name"] for row in history] == ["Имя 2", "Имя 1", "Имя 0"]
+    valid_from = [row["valid_from"] for row in history]
+    assert valid_from == sorted(valid_from, reverse=True)
+    assert set(history[0]) == {
+        "id",
+        "crm_id",
+        "name",
+        "base_regional_office_id",
+        "valid_from",
+        "valid_to",
+        "changed_by",
+    }
+
+
+@pytest.mark.integration
+async def test_validation_and_unknown_group(auth_client: AuthClientFactory) -> None:
+    client = await auth_client("ka_go@armka.local")
+    assert (await client.post(GROUPS, json={"name": ""})).status_code == HTTP_UNPROCESSABLE
+    group = await _create(client, name="ГК")
+    extra = await client.patch(f"{GROUPS}/{group['id']}", json={"code": "GK-000001"})
+    assert extra.status_code == HTTP_UNPROCESSABLE  # extra="forbid"
+    missing = await client.patch(f"{GROUPS}/{uuid.uuid4()}", json={"name": "X"})
+    assert missing.status_code == 404  # noqa: PLR2004
+    assert missing.json()["detail"]["message"] == "ГК не найдена"
diff --git a/api/tests/test_api_policy.py b/api/tests/test_api_policy.py
new file mode 100644
index 0000000..3b37734
--- /dev/null
+++ b/api/tests/test_api_policy.py
@@ -0,0 +1,82 @@
+"""Политика видимости на API ГК (spec directory-policy): филиал видит своё, чужое — 404, создание из филиала."""
+
+import uuid
+
+import httpx
+import pytest
+from sqlalchemy import select
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from src.models.directories import RegionalOffice
+from tests.conftest import AuthClientFactory
+from tests.factories import make_company_group
+
+HTTP_OK = 200
+HTTP_CREATED = 201
+HTTP_NOT_FOUND = 404
+HTTP_UNPROCESSABLE = 422
+ROSTOV = "Ростовский региональный филиал"
+KRASNODAR = "Краснодарский региональный филиал"
+GROUPS = "/directories/company-groups"
+
+
+async def _office(session: AsyncSession, name: str) -> RegionalOffice:
+    return (await session.execute(select(RegionalOffice).where(RegionalOffice.name == name))).scalar_one()
+
+
+@pytest.mark.integration
+async def test_branch_user_sees_only_own_groups(auth_client: AuthClientFactory, seeded: AsyncSession) -> None:
+    rostov, krasnodar = await _office(seeded, ROSTOV), await _office(seeded, KRASNODAR)
+    group_a = await make_company_group(seeded, name="ГК А", office=rostov)
+    group_b = await make_company_group(seeded, name="ГК Б", office=krasnodar)
+
+    branch = await auth_client("ka_rf@armka.local")  # Ростовский филиал
+    page = (await branch.get(GROUPS)).json()
+    assert page["total"] == 1
+    assert [item["id"] for item in page["items"]] == [str(group_a.id)]
+
+    head = await auth_client("ka_go@armka.local")
+    ids = {item["id"] for item in (await head.get(GROUPS)).json()["items"]}
+    assert {str(group_a.id), str(group_b.id)} <= ids
+
+
+@pytest.mark.integration
+async def test_foreign_group_is_indistinguishable_from_missing(
+    auth_client: AuthClientFactory, seeded: AsyncSession
+) -> None:
+    krasnodar = await _office(seeded, KRASNODAR)
+    group_b = await make_company_group(seeded, name="ГК Б", office=krasnodar)
+    branch = await auth_client("ka_rf@armka.local")
+
+    foreign = await branch.get(f"{GROUPS}/{group_b.id}")
+    missing = await branch.get(f"{GROUPS}/{uuid.uuid4()}")
+    assert foreign.status_code == missing.status_code == HTTP_NOT_FOUND
+    assert foreign.json() == missing.json()
+
+    # то же для остальных операций над чужой ГК
+    for call in (
+        branch.patch(f"{GROUPS}/{group_b.id}", json={"name": "Взлом"}),
+        branch.post(f"{GROUPS}/{group_b.id}/archive"),
+        branch.post(f"{GROUPS}/{group_b.id}/unarchive"),
+        branch.get(f"{GROUPS}/{group_b.id}/history"),
+    ):
+        response = await call
+        assert response.status_code == HTTP_NOT_FOUND
+        assert response.json() == missing.json()
+
+
+@pytest.mark.integration
+async def test_branch_user_creates_group_in_own_office_only(
+    auth_client: AuthClientFactory, seeded: AsyncSession
+) -> None:
+    rostov, krasnodar = await _office(seeded, ROSTOV), await _office(seeded, KRASNODAR)
+    branch: httpx.AsyncClient = await auth_client("ka_rf@armka.local")
+
+    created = await branch.post(GROUPS, json={"name": "ГК Из филиала"})
+    assert created.status_code == HTTP_CREATED
+    assert created.json()["base_regional_office_id"] == str(rostov.id)
+    assert (await branch.get(f"{GROUPS}/{created.json()['id']}")).status_code == HTTP_OK  # видна создателю
+
+    foreign = await branch.post(GROUPS, json={"name": "ГК Чужая", "base_regional_office_id": str(krasnodar.id)})
+    assert foreign.status_code == HTTP_UNPROCESSABLE
+    assert foreign.json()["detail"]["code"] == "OFFICE_NOT_ALLOWED"
diff --git a/docs/superpowers/plans/2026-10-04-slice-1-directories-phase1.md b/docs/superpowers/plans/2026-10-04-slice-1-directories-phase1.md
index cf5ae46..51d1e3d 100644
--- a/docs/superpowers/plans/2026-10-04-slice-1-directories-phase1.md
+++ b/docs/superpowers/plans/2026-10-04-slice-1-directories-phase1.md
@@ -316,7 +316,7 @@ class CompanyGroupService:
 - Эндпоинты (`/api/v1/directories/...`, все с `Depends(require("DIRECTORY_VIEW"|"DIRECTORY_EDIT"))`):
   `GET /regional-offices` → `list[RegionalOfficeOut]`; `GET /company-groups` → `Page[CompanyGroupOut]`; `POST /company-groups` → 201; `GET /company-groups/{id}`; `PATCH /company-groups/{id}`; `POST /company-groups/{id}/archive`, `/unarchive`; `GET /company-groups/{id}/history`.
 
-- [ ] **Step 1: Тесты** (`tests/test_api_company_groups.py`, `@pytest.mark.integration`, `auth_client`):
+- [x] **Step 1: Тесты** (`tests/test_api_company_groups.py`, `@pytest.mark.integration`, `auth_client`):
   1. `ka_go` создаёт две ГК → коды `GK-` + 6 цифр, различаются; в `audit_event` две `GROUP_CHANGE` с `after_value["code"]`.
   2. `PATCH base_regional_office_id` (на Краснодарский РФ по id из `/regional-offices`) → `company_group_history` 1 строка с прежним филиалом и `valid_to`; `valid_from` ГК изменился; `audit_event(ASSIGNMENT_CHANGE)` с `before_value`/`after_value`.
   3. Дубликат `crm_id` → 409 `{"detail": {"code": "CRM_ID_EXISTS", ...}}`.
@@ -328,8 +328,8 @@ class CompanyGroupService:
   1. ГК А (Ростовский РФ) и ГК Б (Краснодарский РФ) через фабрики; `ka_rf` видит только А (`total == 1`); `ka_go` — обе.
   2. `ka_rf` `GET /company-groups/{Б}` → 404, тело совпадает с `GET /company-groups/{uuid4()}`.
   3. `ka_rf` создаёт ГК без филиала → `base_regional_office_id` = Ростовский; с чужим → 422 `OFFICE_NOT_ALLOWED`.
-- [ ] **Step 2:** падает → **Step 3:** реализация → **Step 4:** `pytest -m integration tests/test_api_company_groups.py tests/test_api_policy.py -v`; `ruff`, `mypy` → PASS.
-- [ ] **Step 5: Commit** `feat(directories): филиалы и ГК — API, история, аудит, видимость`.
+- [x] **Step 2:** падает → **Step 3:** реализация → **Step 4:** `pytest -m integration tests/test_api_company_groups.py tests/test_api_policy.py -v`; `ruff`, `mypy` → PASS.
+- [x] **Step 5: Commit** `feat(directories): филиалы и ГК — API, история, аудит, видимость`.
 
 ---
 
diff --git a/openspec/changes/slice-1-directories/tasks.md b/openspec/changes/slice-1-directories/tasks.md
index b41380a..28723db 100644
--- a/openspec/changes/slice-1-directories/tasks.md
+++ b/openspec/changes/slice-1-directories/tasks.md
@@ -29,7 +29,7 @@ test-integration`). Пути — от корня репозитория. Доп
 - [x] 2.1 **Policy.** `api/src/domain/policy.py` (strict mypy): `VisibilityScope`, `scope_for(principal)`, `apply_scope_company_groups(stmt, scope)`,
       `apply_scope_legal_entities(stmt, scope)`, `assert_office_allowed(scope, office_id)`; unit-тесты без БД на все ветки
       (ГО, филиал, монозаёмщик, чужой филиал → `OFFICE_NOT_ALLOWED`).
-- [ ] 2.2 **Филиалы и ГК.** `repositories/directories.py` (запросы с scope), `services/company_groups.py` (создание с `code` из
+- [x] 2.2 **Филиалы и ГК.** `repositories/directories.py` (запросы с scope), `services/company_groups.py` (создание с `code` из
       последовательности, изменение со снимком `company_group_history`, архив, аудит `GROUP_CHANGE`/`ASSIGNMENT_CHANGE`),
       `schemas/directories.py`, `api/endpoints/directories/regional_offices.py`, `company_groups.py`. Интеграционные тесты:
       сценарии спеки `directories-api` (ГК) и `directory-policy` (видимость филиала/ГО, 404 вне scope, создание из филиала).