diff --git a/tg_bot/infrastructure/telegram/bot.py b/tg_bot/infrastructure/telegram/bot.py
index fee0fde..606c203 100644
--- a/tg_bot/infrastructure/telegram/bot.py
+++ b/tg_bot/infrastructure/telegram/bot.py
@@ -9,7 +9,8 @@ from tg_bot.infrastructure.telegram.handlers import (
     help_handler,
     stats_handler,
     question_handler,
-    buy_handler
+    buy_handler,
+    collection_handler
 )
 
 logger = logging.getLogger(__name__)
@@ -26,6 +27,7 @@ async def create_bot() -> tuple[Bot, Dispatcher]:
     dp.include_router(stats_handler.router)
     dp.include_router(question_handler.router)
     dp.include_router(buy_handler.router)
+    dp.include_router(collection_handler.router)
     return bot, dp
 
 
diff --git a/tg_bot/infrastructure/telegram/handlers/collection_handler.py b/tg_bot/infrastructure/telegram/handlers/collection_handler.py
new file mode 100644
index 0000000..8f270ae
--- /dev/null
+++ b/tg_bot/infrastructure/telegram/handlers/collection_handler.py
@@ -0,0 +1,183 @@
+from aiogram import Router
+from aiogram.types import Message, InlineKeyboardMarkup, InlineKeyboardButton, CallbackQuery
+from aiogram.filters import Command
+import aiohttp
+
+router = Router()
+
+BACKEND_URL = "http://localhost:8001/api/v1"
+
+
+async def get_user_collections(telegram_id: str):
+    try:
+        async with aiohttp.ClientSession() as session:
+            async with session.get(
+                f"{BACKEND_URL}/collections/",
+                headers={"X-Telegram-ID": telegram_id}
+            ) as response:
+                if response.status == 200:
+                    return await response.json()
+                return []
+    except Exception as e:
+        print(f"Error getting collections: {e}")
+        return []
+
+
+async def get_collection_documents(collection_id: str, telegram_id: str):
+    try:
+        async with aiohttp.ClientSession() as session:
+            async with session.get(
+                f"{BACKEND_URL}/documents/collection/{collection_id}",
+                headers={"X-Telegram-ID": telegram_id}
+            ) as response:
+                if response.status == 200:
+                    return await response.json()
+                return []
+    except Exception as e:
+        print(f"Error getting documents: {e}")
+        return []
+
+
+async def search_in_collection(collection_id: str, query: str, telegram_id: str):
+    try:
+        async with aiohttp.ClientSession() as session:
+            async with session.get(
+                f"{BACKEND_URL}/documents/collection/{collection_id}",
+                params={"search": query},
+                headers={"X-Telegram-ID": telegram_id}
+            ) as response:
+                if response.status == 200:
+                    return await response.json()
+                return []
+    except Exception as e:
+        print(f"Error searching: {e}")
+        return []
+
+
+@router.message(Command("mycollections"))
+async def cmd_mycollections(message: Message):
+    telegram_id = str(message.from_user.id)
+    collections = await get_user_collections(telegram_id)
+
+    if not collections:
+        await message.answer(
+            "<b>У вас пока нет коллекций</b>\n\n"
+            "Обратитесь к администратору для создания коллекций и добавления документов.",
+            parse_mode="HTML"
+        )
+        return
+
+    response = "<b>Ваши коллекции документов:</b>\n\n"
+    keyboard_buttons = []
+    
+    for i, collection in enumerate(collections[:10], 1):
+        name = collection.get("name", "Без названия")
+        description = collection.get("description", "")
+        collection_id = collection.get("collection_id")
+        
+        response += f"{i}. <b>{name}</b>\n"
+        if description:
+            response += f"   <i>{description[:50]}...</i>\n"
+        response += f"   ID: <code>{collection_id}</code>\n\n"
+        
+        keyboard_buttons.append([
+            InlineKeyboardButton(
+                text=f"{name}",
+                callback_data=f"collection:{collection_id}"
+            )
+        ])
+    
+    keyboard = InlineKeyboardMarkup(inline_keyboard=keyboard_buttons)
+    
+    response += "<i>Нажмите на коллекцию, чтобы посмотреть документы</i>"
+    
+    await message.answer(response, parse_mode="HTML", reply_markup=keyboard)
+
+
+@router.message(Command("search"))
+async def cmd_search(message: Message):
+    parts = message.text.split(maxsplit=2)
+    if len(parts) < 3:
+        telegram_id = str(message.from_user.id)
+        collections = await get_user_collections(telegram_id)
+        
+        if not collections:
+            await message.answer(
+                "<b>Использование:</b> /search &lt;collection_id&gt; &lt;запрос&gt;\n\n"
+                "У вас пока нет коллекций. Обратитесь к администратору.",
+                parse_mode="HTML"
+            )
+            return
+        
+        response = "<b>Выберите коллекцию для поиска:</b>\n\n"
+        response += "Использование: /search &lt;collection_id&gt; &lt;запрос&gt;\n\n"
+        response += "<b>Доступные коллекции:</b>\n"
+        for collection in collections[:5]:
+            name = collection.get("name", "Без названия")
+            collection_id = collection.get("collection_id")
+            response += f"• <b>{name}</b>\n  <code>{collection_id}</code>\n\n"
+        response += "Пример: /search " + collections[0].get("collection_id", "")[:8] + "... Как оформить договор?"
+        
+        await message.answer(response, parse_mode="HTML")
+        return
+
+    collection_id = parts[1]
+    query = parts[2]
+    telegram_id = str(message.from_user.id)
+
+    await message.bot.send_chat_action(message.chat.id, "typing")
+
+    results = await search_in_collection(collection_id, query, telegram_id)
+
+    if not results:
+        await message.answer(
+            f"<b>Ничего не найдено</b>\n\n"
+            f"По запросу <i>\"{query}\"</i> в коллекции ничего не найдено.\n\n"
+            f"Попробуйте другой запрос или используйте /mycollections для просмотра доступных коллекций.",
+            parse_mode="HTML"
+        )
+        return
+
+    response = f"<b>Результаты поиска:</b> \"{query}\"\n\n"
+    for i, doc in enumerate(results[:5], 1):
+        title = doc.get("title", "Без названия")
+        content = doc.get("content", "")[:200]
+        response += f"{i}. <b>{title}</b>\n"
+        response += f"   <i>{content}...</i>\n\n"
+
+    await message.answer(response, parse_mode="HTML")
+
+
+@router.callback_query(lambda c: c.data.startswith("collection:"))
+async def show_collection_documents(callback: CallbackQuery):
+    collection_id = callback.data.split(":")[1]
+    telegram_id = str(callback.from_user.id)
+    
+    await callback.answer("Загружаю документы...")
+    
+    documents = await get_collection_documents(collection_id, telegram_id)
+    
+    if not documents:
+        await callback.message.answer(
+            f"<b>Коллекция пуста</b>\n\n"
+            f"В этой коллекции пока нет документов.\n"
+            f"Обратитесь к администратору для добавления документов.",
+            parse_mode="HTML"
+        )
+        return
+    
+    response = f"<b>Документы в коллекции:</b>\n\n"
+    for i, doc in enumerate(documents[:10], 1):
+        title = doc.get("title", "Без названия")
+        content_preview = doc.get("content", "")[:100]
+        response += f"{i}. <b>{title}</b>\n"
+        if content_preview:
+            response += f"   <i>{content_preview}...</i>\n"
+        response += "\n"
+    
+    if len(documents) > 10:
+        response += f"\n<i>Показано 10 из {len(documents)} документов</i>"
+    
+    await callback.message.answer(response, parse_mode="HTML")
+
+