Extract invoice data with AI for accountants using TallyPrime

Manual invoice data entry slows down Tally bookkeeping

• Every purchase invoice or sales invoice must be entered into Tally with party names, GSTINs, HSN/SAC codes, and tax breakdowns.
• Invoices arrive in various layouts, requiring accountants to locate the same fields in different corners of each page.
• Mistyping a GSTIN or swapping CGST and SGST amounts creates ledger errors that take time to trace.
• An extracted row can still fail when the party ledger, voucher type, unit, or tax ledger does not match the company masters.

Document types this workflow handles

• Sales invoices: outward GST invoices to customers
• Purchase invoices: vendor bills for goods and services
• Credit notes: reductions for returns and adjustments
• Debit notes: upward price adjustments and supplementary charges

What gets extracted from a GST invoice

Dynamite Docs

Inside the output

Party name

Shri Balaji Traders

HSN / SAC code

4820

CGST amount

₹2,160.00

Fields are recognized from each invoice structure. A typical extraction provides:

• GSTIN (party): 27AABCS1429B1ZP
• Party name: Shri Balaji Traders
• Invoice number: INV/24-25/0144
• Invoice date: 2026-08-02
• HSN / SAC code: 4820
• Item & quantity: A4 copier paper x 40
• Taxable value: ₹24,000.00
• CGST amount: ₹2,160.00
• SGST / IGST amount: ₹2,160.00 / ₹33,480.00
• Invoice total (incl. tax): ₹28,320.00

Structuring invoice data for accounting voucher entry

Dynamite Docs

The review

Source value

Compare, then accept

Party name

Shri Balaji Traders

HSN / SAC code

4820

CGST amount

₹2,160.00

Start with reviewed source data. Extract party details, GSTINs, HSN or SAC codes, line items, and tax amounts into Excel, CSV, or JSON without inventing company ledger names. TallyPrime can use Excel mapping templates to map worksheet columns to masters or transactions. Dynamite Docs supplies the reviewed source rows; it does not create the TallyPrime mapping template or post the voucher.

Keep the source export and the company mapping separate. That lets a reviewer correct an invoice value without overwriting an approved ledger rule, and it lets a Tally administrator revise a master or voucher mapping without changing the extracted evidence.

Treat extraction columns and Tally voucher fields as two different schemas. The source invoice can state a supplier name, GSTIN, invoice number, line description, HSN or SAC code, quantity, rate, taxable value, and tax split. A Tally company may require a particular party ledger, purchase ledger, stock item, unit, cost centre, voucher type, tax ledger, and bill-wise reference. Those Tally names belong to the company configuration, so they should come from an approved mapping table instead of an AI guess.

Start the mapping with voucher identity. Preserve the supplier invoice number exactly, including slashes, leading zeros, and financial-year prefixes. Decide which date becomes the voucher date and which remains the supplier document date. Match the supplier GSTIN to one approved party ledger. If there is no match, route the row for master-data review. Creating a near-duplicate party name is harder to repair than pausing one voucher.

Map each invoice line only after its accounting treatment is known. Goods may require a stock item and unit, while a service bill may post directly to an expense or purchase ledger. Freight, discounts, round-off, withholding, and reverse-charge amounts should not be forced into the item description. Give them dedicated columns so the import template can place them in the expected ledger entries.

Before entry, tie the mapped voucher back to the source. Sum taxable lines, apply the extracted CGST and SGST or IGST amounts, include other charges, and compare the result with the invoice total. Starter and above can also configure Sales or Purchase voucher XML using a company name, party ledger and ledger amounts. Review debit and credit orientation and test the downloaded file in a test company. Dynamite Docs does not choose ledgers, create masters or post directly to Tally.

Use the Tally export guide after source review to choose worksheet mapping or configured voucher XML. Use this page for reading invoices and building the source dataset. A clean extraction can still fail an import if ledger names, voucher types or company-specific fields are wrong.

Keep the mapping version with the export. A Tally administrator may rename a ledger, add a cost centre, change a voucher series, or revise the stock-item master after the first test. Record which company, financial year, voucher type, and mapping revision produced each file. If an import rejects a row, save the row number and Tally error beside the source invoice so the correction changes the mapping rule rather than the extracted evidence.

A useful pilot covers more than one easy invoice. Include a local goods purchase with CGST and SGST, an interstate bill with IGST, a service invoice with SAC, a bill with freight or discount, and a credit note. Check voucher counts and ledger totals after import, then compare a sample voucher with its source image. This catches orientation, rounding, and master-data problems before a full month of documents is prepared.

Review confidence scores before export, then check the printed CGST and SGST or IGST values against place of supply and your accounting treatment. Confidence measures extraction certainty, not whether the voucher or tax decision is correct.

Efficient invoice processing with full model control

Any signed-in plan can connect a supported provider key. Pro and Ultra BYOK runs do not spend Dynamite Docs PE, though provider and file-size limits still apply.

Digital PDFs may provide machine-readable text, while scans and photos need visual OCR. Both formats require structured field review before Tally mapping.

Extracted rows and custom column settings remain saved in your private workspace for future batches.

Questions, answered

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