BIR Amendment of Registration

Official Update of Business Information with the BIR (e.g., Name, Address, Line of Business)

 This service facilitates the amendment of registered business details with the Bureau of Internal Revenue (BIR), ensuring that your Certificate of Registration (COR) and BIR records are updated to reflect the latest legal, structural, or operational changes to your business.

Who Is This For?
Businesses undergoing changes in location, structure, or branding, especially after an SEC or DTI amendment, business pivot, or expansion.

How Long Does It Take?
5–10 business days depending on RDO schedule and document completeness.

What If I Don’t Have All My Information Yet?
JKNC can help retrieve old records and guide you on preparing or securing needed amendments.

Will JKNC Do the Filing/Execution?
Yes. This is a full-service deliverable including portal scheduling, RDO handling, and certificate retrieval.

Will It Be Accepted by Government Agencies and Bodies?
Yes. The updated COR will be recognized for all tax, bank, licensing, and audit purposes.

Can Foreign Entities Use This?
Yes, for registered corporations or branches with valid SEC registration and Philippine operations.

Is This Confidential and Protected?
Yes. All identity and tax records are processed under strict confidentiality and compliance with the Data Privacy Act.

How Does This Connect with Other JKNC Products?

  • SEC or DTI Amendments (source of change)

  • Mayor’s Permit Renewal/Update

  • Corporate Profile Realignment

  • Compliance Calendar & Document Monitoring Retainer

What Comes Next After This Deliverable?

  • Inform LGU and other agencies of the amendment

  • Update bank records and billing documents

  • Add to Annual Compliance Tracker

  • Optional: JKNC Retainer for Continuous Regulatory Alignment


 A structured and compliant update process for modifying business data in the BIR system, covering updates such as business name, trade name, business address, tax type, and business line.


  • Keeps your BIR records current and consistent with SEC, DTI, and LGU records

  • Prevents legal penalties due to outdated tax records

  • Enables seamless invoicing, banking, and licensing processes

  • Supports business expansion, rebranding, or relocation

  • Identify change (e.g., new address, name) and prepare documents

  • JKNC completes and submits BIR Form 1905 and supporting files

  • Client receives an updated Certificate of Registration

  1. Review existing BIR COR and validate current status

  2. Identify type of change (address, business name, etc.)

  3. Draft BIR Form 1905 and other required forms

  4. Prepare supporting documents (e.g., amended SEC or DTI certificate, new lease contract)

  5. Submit to RDO and monitor status

  6. Secure and deliver updated COR

  • Existing Certificate of Registration (COR)

  • Official document reflecting the amendment (e.g., SEC Certificate of Amendment, new Mayor’s Permit, lease)

  • Valid ID of business owner or corporate signatory

  • Board Resolution (for corporations)

  • Proof of address (if amending location)

  • Business address change

  • Trade or corporate name change

  • Tax type update (e.g., VAT registration)

  • Line of business update

  • Other non-TIN information amendments

  • Updated Certificate of Registration

 Updated BIR COR (PDF + physical, if needed)
Stamped BIR Form 1905 and proof of filing


  • Online support session available for briefing (optional)

  • Advisory and document alignment included for bundled clients