Rule 19 explained: this guide covers what it means, who it applies to, the step-by-step process, documents required, fees, due dates and penalties in India — so you can stay compliant with confidence and avoid costly mistakes.
Registration particulars change constantly — an address, a director, a bank account, a trade name. Section 28 requires them to be reported, and Rule 19 sets the mechanics.
Section 28(1): every registered person shall inform the proper officer of any change in the information furnished at the time of registration, or subsequently, within such period and in such manner as may be prescribed. Rule 19(1): within fifteen days of the change, in FORM GST REG-14. For specified core fields, the officer approves in FORM GST REG-15 within fifteen working days; for others, the amendment is effected on the portal without officer approval. Rule 19(1B): where the officer does not act within fifteen working days of the application or of the reply to a REG-03, the certificate stands amended to the extent applied for.
Core fields: officer approval required
Rule 19(1) proviso (a) lists the changes that require approval:
- legal name of the business, without change in PAN;
- address of the principal place of business;
- address of any additional place of business;
- addition, deletion or retirement of partners or directors, Karta, Managing Committee, Board of Trustees, Chief Executive Officer or equivalent, responsible for the day to day affairs of the business.
For these, the officer, after due verification, approves the amendment within fifteen working days from the date of receipt of the application, in FORM GST REG-15, and the amendment takes effect from the date of the occurrence of the event warranting the amendment.
That last point is important — a core amendment is effective from the date of the change, not from the date of approval.
Non-core fields: no approval
Everything not listed above is amended on the portal without officer intervention. In practice:
- bank account details — and note Rule 10A's separate deadline; Rule 10A →
- trade name where the legal name is unchanged;
- email address and mobile number of the authorised signatory;
- details of goods and services supplied — HSN and SAC;
- State-specific information;
- details of stakeholders not responsible for day to day affairs.
These are effected immediately, and the certificate is updated.
The change that cannot be amended
Rule 19(1) proviso (b): where the change relates to any particulars other than those specified in clause (a), the certificate shall stand amended upon submission of the application on the portal.
But Rule 19(1) proviso (c): where a change in the constitution of any business results in the change of the Permanent Account Number of a registered person, the said person shall apply for fresh registration in FORM GST REG-01.
Registration is PAN-based under s.25(6). A change of PAN is not an amendment; it is a new person. Change in constitution →
The query and rejection route
Rule 19(1A): where a change in any particular furnished in the application relates to a place of business in a State or Union territory, and the person has obtained separate registrations for multiple places in that State, the change shall be applicable to all registrations.
Rule 19(2): where the proper officer is of the opinion that the amendment sought is either not warranted or the documents furnished are incomplete or incorrect, he may, within fifteen working days, serve a notice in FORM GST REG-03, requiring the person to show cause within seven working days why the application should not be rejected.
Rule 19(3): the reply is furnished in FORM GST REG-04 within seven working days.
Rule 19(4): where the reply is not satisfactory, or no reply is furnished, the officer rejects the application and passes an order in FORM GST REG-05.
Rule 19(1B) — the deeming provision: where the officer fails to take any action within fifteen working days from the date of submission of the application, or within seven working days from the receipt of the reply to a REG-03 notice, the certificate shall stand amended to the extent applied for, and the amended certificate shall be made available on the portal.
Practical notes
- Fifteen days is a statutory period, not a guideline. Late reporting is a contravention that can support Rule 21(a) proceedings where it concerns the place of business.
- Core amendments date back to the event, so a delayed application does not create a gap in the record.
- A change of place of business is the highest-risk amendment. An unamended old address is what a field verification finds. Non-existent taxpayer risk →
- Where separate registrations exist in one State, an address-related change applies to all of them.
- Track the fifteen-working-day deeming. A core amendment application not acted on stands amended; pursue it on the portal if the certificate does not update.
- A PAN change is a fresh registration — sequence the ITC-02 transfer before cancelling the old GSTIN.
Key takeaways
- Section 28 read with Rule 19(1): report changes within fifteen days in FORM GST REG-14.
- Core fields — legal name, principal and additional place addresses, and stakeholders responsible for day to day affairs — need officer approval in REG-15 within fifteen working days.
- Core amendments are effective from the date of the event, not the approval.
- Non-core fields are amended on the portal without approval.
- Rule 19(1B) deems the certificate amended where the officer does not act in time.
- A change of PAN requires a fresh registration, not an amendment.
Read next
- How to Amend GST Registration: Core Fields
- How to Amend GST Registration: Non-Core Fields
- Change in Constitution: When You Need a Fresh Registration
- Principal Place of Business: Definition and Proof
Disclaimer: Positions stated as on 5 September 2026, based on the CGST Act and Rules as amended to 31 March 2026 (ICAI Bare Law, 12th edition) and the ICAI Handbook on Registration under GST (November 2025).