Everything needed to close ITC without losing the audit trail.

A practical workflow for upload, reconcile, review, freeze, export, and follow up.

GSTR-2B parsing

  • GST portal JSON and Excel
  • B2B, B2BA, CDNR, DNR, ECO, ISD, IMPG, SEZ
  • ITC available, not available, reversal, rejected
  • Amendments, RCM, imports, and IRN fields

Purchase register import

  • Excel and CSV from Tally, Busy, Zoho, and ERPs
  • Column mapping through field synonyms
  • Row validation for GSTIN, dates, and amounts
  • Duplicate detection inside the register

Deterministic matching engine

  • Exact to strong-probable to amount stages
  • Configurable amount and date tolerances
  • Fuzzy invoice-number matching
  • 0-100 score with the reason for every match

20 difference categories

  • Matched exact and matched with minor differences
  • Books-not-in-2B and 2B-not-in-books
  • Vendor GSTIN mismatch and duplicate records
  • RCM, ISD, imports, and credit/debit notes

ITC and GSTR-3B summary

  • Head-wise IGST, CGST, SGST, and Cess
  • Matched eligible vs available-not-in-books
  • Ineligible, reversals, RCM, ISD, import ITC
  • Suggested claim position; you stay in control

Month freeze and audit

  • Pre-freeze checklist
  • Immutable snapshot of records, matches, and ITC
  • Tenant audit log for freeze actions
  • Excel working paper from retained results

Follow-up continuity

  • Late supplier items stay visible
  • Pending books and pending 2B items are retained
  • Vendor follow-up table with ageing context
  • Month workspace keeps prior decisions accessible

Reports and admin

  • Excel working paper and category reports
  • Vendor follow-up table from retained results
  • Multi-client workspaces
  • Super admin views for users, subscriptions, payments, and audit