Uncertainty about the accuracy of GST/HST tax summary reports in Sage50 when preparing for CRA filings during a system migration to QBO and ownership change.

The tax summary report in Sage50 produces inconsistent results (off by $40k one way but only $2k another) with no clear explanation, making it unreliable for trust filing amounts.

Severity

4High

Willingness to Pay

explicit

Added

May 31, 2026

Workarounds Described

Pulls Tax Summary report in Sage and calculates manually
Went back to prior quarter to cross-check totals manually

Implied Software Gaps

Automated cross-validation of tax summary data against transaction-level details to ensure accuracy and detect anomalies like those causing tens of thousands in discrepancies.

App Concept

TaxAudit Pro

TaxAudit Pro is an AI-powered tool that cross-validates tax summary reports from any accounting software against source transactions, flagging discrepancies and providing traceable audit trails. It integrates with Sage50 and QBO to ensure accurate GST/HST filings even during messy migrations.

Key Features

Import tax summary reports from Sage50, QBO, and other systems
Automatically recalculate taxable amounts and compare to source transactions
Flag discrepancies with drill-down to individual entries
Generate an audit-ready reconciliation report for CRA filings

Target Users: Bookkeepers and accountants in small to mid-sized firms transitioning between accounting software or handling complex tax filings with historical data.

Revenue Model: $49/mo per user SaaS subscription with a 14-day free trial

Existing Solutions Mentioned

Sage50QuickBooks Online

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