| VAT/GST obligation register | Entities, registrations, return types, periods, due dates, owners and escalation paths | Controlled register | Discovery and setup | Confirmed entity and registration data |
| Data-source and field map | Source systems, reports, fields, owners, extraction methods and known limitations | Data map and requirements sheet | Assessment | System owners and sample exports |
| Tax-code and transaction matrix | Approved coding logic, transaction categories, evidence expectations and escalation rules | Matrix and exception rules | Setup | Tax adviser-approved positions |
| Sales and output-tax reconciliation | Source sales, credit notes, tax amounts, ledger totals and timing differences | Reconciliation workbook | Period close | Complete sales and ledger data |
| Purchase and input-tax reconciliation | Purchase ledger, expenses, recoverability flags, tax totals and unmatched items | Reconciliation workbook | Period close | Invoices, purchase data and approved rules |
| Return support workpaper | Return-box mapping, adjustments, prior-period items, cross-references and reviewer comments | Review-ready workbook or system pack | Preparation | Closed ledgers and reconciliations |
| Exception and adjustment log | Open questions, owners, materiality, ageing, resolution and posting references | Issue tracker | Preparation and review | Named business owners and response dates |
| Evidence index and period archive | Source files, approvals, calculations, correspondence and final versions | Secure folder structure and index | Review and close | Retention requirements and access approvals |
| Management status report | Calendar status, open dependencies, exceptions, review points and operational KPIs | Dashboard or concise report | Recurring service | Agreed KPI definitions |
| Procedure and handover pack | Process steps, controls, templates, roles, system instructions and escalation guidance | Operating manual and training material | Transition or handover | Process-owner participation |