What Records Do Sales-Tax Auditors Request?

Sales-tax auditors commonly request returns, general ledgers, sales and purchase journals, invoice-level data, exemption certificates, bank records, financial statements, federal returns, contracts, and documentation supporting claimed deductions. The exact request depends on the state, industry, systems, and issues found during the audit.

Core accounting and tax records

• Sales and use tax returns and filing workpapers;
• General ledger and chart of accounts;
• Sales journals, purchase journals, and accounts-payable detail;
• Trial balances and financial statements;
• Federal and state income-tax returns;
• Bank statements and deposit detail; and
• Tax accrual and liability accounts.

Auditors often reconcile reported gross sales to the books and investigate differences. Prepare a written reconciliation by period, entity, and location.

Sales records

Expect requests for invoices, point-of-sale exports, customer lists, credit memos, returns, shipping records, marketplace reports, and product taxability mappings. Keep the original transaction identifiers so samples can be reproduced.

Exempt and resale sales

Gather resale certificates, exemption certificates, direct-pay permits, customer correspondence, and any alternative documentation allowed by the state. Match each certificate to the correct customer name, entity, state, exemption type, and transaction period.

Purchase and use-tax records

Auditors may test purchases for use tax. Collect vendor invoices, fixed-asset ledgers, expense-account detail, purchase orders, contracts, software agreements, freight documentation, and use-tax accrual workpapers.

Multistate and marketplace records

Businesses operating in several states may need registration histories, nexus analyses, marketplace-facilitator reports, location data, sourcing rules, and state-by-state sales files. Confirm whether marketplace sales were included in gross-sales reconciliations and whether the facilitator collected tax.

Records for sampling

If sampling is proposed, preserve the full population file, field definitions, extraction steps, exclusions, credit transactions, and version history. The sample result may be projected across a much larger population, so small classification errors can become large adjustments.

How to organize the production

1. Create a request log with deadlines and responsible owners.
2. Keep one unaltered source copy and one working copy.
3. Reconcile each dataset to returns and financial statements.
4. Review for duplicates, missing periods, wrong entities, and hidden fields.
5. Use consistent file names and an index.
6. Keep a duplicate of exactly what was produced.
7. Provide a short explanation for legitimate differences instead of leaving them unexplained.

What if records are missing?

Do not manufacture replacements. Identify what is missing, why, and whether reliable alternative evidence exists. Depending on state law, inadequate records can lead to estimated liability, presumed taxable sales, or a sampling approach. Document reconstruction methods and limitations.

Protect scope and confidentiality

Confirm that each request relates to the audited entity, period, and tax. Review files for payroll data, personal information, legal communications, and unrelated entities before production. Address confidentiality concerns through the state’s procedures rather than silently deleting requested fields.

Official reference points

• Texas Comptroller recordkeeping guidance
• Texas audit documentation examples

Record requirements and audit procedures vary by jurisdiction. This article provides general information.