Facilitation centre designation under GST rules expands local offices' roles for registration, returns and refunds. Notification designates district Deputy Excise & Taxation offices and specified sub-offices as Facilitation Centres under the Haryana Goods and Services Tax Rules, 2017, authorising them to perform functions listed across the Composition, Registration, Accounts and Records, Return, Refund and Assessment and Audit Rules by reference to enumerated rules and sub-rules.