SI No. Description 1 KITIS Notifications. 1.1. KGST KITIS Rule 1.2  KVAT KITIS Rule 1.3 CST KITIS Rule 2 KITIS Trade Circular 2.1 KITIS Trade Circular 14_2024 3 KITIS Portal – User guides. 3.1 KITIS_User_Migration_Guide 3.2 KITIS – Return Filing User Guide for BAR Hotels 3.3 KITIS – Return Filing General User Guide 3.4 KITIS –