GSTR-1/1A Table 12 Bifurcated: B2B and B2C HSN Data to Be Reported Separately from May 2025



Quick Summary
The Goods and Services Tax Network (GSTN) is updating GSTR-1/1A, Table 12, requiring businesses to report HSN data for Business-to-Business (B2B) and Business-to-Consumer (B2C) outward supplies in separate sections. This change is effective from the May 2025 tax period, with filings due in June 2025. Businesses need to update their accounting software and ensure their teams are prepared to avoid compliance issues.

The Goods and Services Tax Network (GSTN) has introduced a critical update aimed at enhancing data accuracy and simplifying tax compliance for businesses. Table 12 of GSTR-1/1A has now been bifurcated into two distinct sections, mandating separate HSN-wise reporting for Business-to-Business (B2B) and Business-to-Consumer (B2C) outward supplies.

GSTR-1/1A Table 12 Bifurcation: B2B and B2C HSN Reporting Changes

This structural change will be effective from the May 2025 tax period, with the GSTR-1/1A filing due in June 2025.

GSTR-1/1A Table 12 Bifurcated:

Key Update Highlights

  • Table 12 Bifurcation: B2B and B2C transactions must be reported under separate sections.
  • Effective Period: Starting with May 2025 returns.
  • Applies to All Filing Modes: Whether using the GST Portal, offline utilities, or third-party software.
  • Mandatory Compliance: Non-compliance could lead to mismatches or audit issues.

What Businesses Need to Do

  • Update ERP or accounting software to accommodate separate B2B and B2C HSN reporting.
  • Ensure internal teams are informed and prepared for the new format.
  • Validate data thoroughly before submission to avoid errors.

The GSTN urges all taxpayers to prepare their data accordingly to ensure accurate and timely compliance. For more information, consult the detailed advisory available on the official GST portal.

FAQ :

Table 12 of GSTR-1/1A is being bifurcated, meaning HSN-wise data for Business-to-Business (B2B) and Business-to-Consumer (B2C) outward supplies must now be reported separately.

The new reporting format for Table 12 will be effective from the May 2025 tax period, with the filing due in June 2025.

Yes, this change applies to all businesses filing GSTR-1/1A, regardless of whether they use the GST Portal, offline utilities, or third-party software.

Businesses should update their ERP or accounting software to handle separate B2B and B2C HSN reporting and ensure their internal teams are informed and ready for the new format.

Non-compliance with the new reporting requirements could lead to data mismatches or potential audit issues.




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Finance news reporter covering taxation, GST, income tax, business compliance, and economy updates. I simplify complex financial topics into easy-to-understand articles for professionals, taxpayers, and business owners on leading finance and tax platforms.

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