GST jurisdiction reorganisation in Uttar Pradesh updates division boundaries, zonal mapping, and territorial allocation from 1 July 2025. Commissioner, State Tax, Uttar Pradesh amended Office Order No. 278 dated 01-07-2017 under section 4(2) of the Uttar Pradesh Goods and Services Tax Act, 2017. The amendment substitutes a fresh Annexure 'A' prescribing updated district-wise and block-wise geographical jurisdictions for State Tax divisions, and a new Annexure 'C' mapping the geographical area of zones and the divisions included in each zone. The revised jurisdictional and zonal arrangement is effective from 1 July 2025.