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Tally Prime & Zoho Books Sync Architecture

⏱️ 5 min read•Last updated: 2026-10-14•Verified for 2026 Regulations

How VoyceBook synchronizes sales invoices, credit notes, and customer masters to desktop Tally Prime and cloud Zoho Books without schema conflicts.

Tally Prime XML & TDL Gateway

Because most Indian Chartered Accountants use Tally Prime on local Windows computers, VoyceBook provides both a standard Tally-compatible XML Export and a lightweight background sync utility communicating via Tally's local XML HTTP port (default 9000).

XMLVoyceBook Spec
<ENVELOPE>
  <HEADER>
    <TALLYREQUEST>Import Data</TALLYREQUEST>
  </HEADER>
  <BODY>
    <IMPORTDATA>
      <REQUESTDESC>
        <REPORTNAME>Vouchers</REPORTNAME>
      </REQUESTDESC>
      <REQUESTDATA>
        <TALLYMESSAGE xmlns:UDF="TallyUDF">
          <VOUCHER VCHTYPE="Sales" ACTION="Create" OBJVIEW="Accounting Voucher View">
            <DATE>20261020</DATE>
            <VOUCHERTYPENAME>Sales</VOUCHERTYPENAME>
            <VOUCHERNUMBER>INV-2026-084</VOUCHERNUMBER>
            <PARTYLEDGERNAME>Acme Technologies Pvt Ltd</PARTYLEDGERNAME>
            <BASICBUYERNAME>Acme Technologies Pvt Ltd</BASICBUYERNAME>
            <ALLLEDGERENTRIES.LIST>
              <LEDGERNAME>Sales - Software Services</LEDGERNAME>
              <ISDEEMEDPOSITIVE>No</ISDEEMEDPOSITIVE>
              <AMOUNT>-85000.00</AMOUNT>
            </ALLLEDGERENTRIES.LIST>
            <ALLLEDGERENTRIES.LIST>
              <LEDGERNAME>Output IGST 18%</LEDGERNAME>
              <ISDEEMEDPOSITIVE>No</ISDEEMEDPOSITIVE>
              <AMOUNT>-15300.00</AMOUNT>
            </ALLLEDGERENTRIES.LIST>
          </VOUCHER>
        </TALLYMESSAGE>
      </REQUESTDATA>
    </IMPORTDATA>
  </BODY>
</ENVELOPE>