GST Registration Amendments Timelines Now Matter More

Notification No. 05/2026-Central Tax substitutes Rule 19 and changes how amendments to GST registration particulars are filed, processed and approved. An amendment application in FORM GST REG-14 must generally be filed within 15 days of the relevant change, with supporting documents. For changes requiring examination by the proper officer, the rule prescribes a 15-day period for approval or issue of a deficiency notice in FORM GST REG-03. The applicant must respond in FORM GST REG-04 within seven working days of receiving the notice. A satisfactory response must be acted upon within seven working days, while failure to respond within the prescribed time results in deemed rejection, communicated through FORM GST REG-05A. Conversely, failure by the officer to act within the applicable prescribed period can result in deemed amendment for the cases covered by the rule.

The rule also provides for online validation-based amendments for specified particulars, carries certain legal-name and management changes across registrations associated with the same PAN, and requires online verification for changes to the authorised signatory's mobile number or email address. The critical operational point is that the applicable process depends on the nature of the change. Businesses must not assume that every amendment requires officer approval or that every delay results in deemed approval.