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Commercial Law and Preliminaries of Auditing · Ch 8 — New Branches of Auditing

Tax Audit

Tax Audit

(e) Tax Audit

Definition. Tax Audit is an audit conducted to verify that a taxpayer's income, deductions, and overall compliance with the Income Tax Act, 1961 have been correctly and completely reported, so that the tax authorities can rely on the figures for assessment without needing to re-examine every underlying transaction themselves. It is mandated under Section 44AB of the Income Tax Act, 1961, and must be carried out by a practising Chartered Accountant, who furnishes the audit report in the prescribed statutory forms (Form 3CA/3CB, together with the detailed statement of particulars, Form 3CD).

Objectives:

  • To ensure the taxpayer's books of account are properly maintained and genuinely reflect their true income.
  • To verify compliance with various specific provisions of the Income Tax Act — correct TDS deduction/deposit, correct depreciation claims, disallowances under the Act, and similar requirements.
  • To assist the tax department in correct and efficient assessment, without the need for a fully independent re-verification of every entry.
  • To reduce fraudulent tax practices and tax evasion, since the figures have already been independently examined before filing.

Who is mandatorily subject to Tax Audit — Section 44AB (per the latest applicable regulations):

Note

Grounded on Assessment Year 2026-27 (Finance-Act-dependent — always reconfirm against the CURRENT year before relying on these figures)

  • A business is required to have its accounts tax-audited if its total turnover/gross receipts exceed ₹1 crore in the relevant previous year — this threshold is raised to ₹10 crore where the assessee's cash receipts AND cash payments during the year are each 5% or less of the respective totals (i.e. the business is overwhelmingly non-cash/digital). Failing either of these two cash-percentage conditions brings the threshold back down to ₹1 crore.
  • A person carrying on a profession is required to have accounts tax-audited if gross receipts exceed ₹50 lakh in the relevant previous year (no higher digital-transaction threshold applies to professionals).
  • A person covered under a presumptive taxation scheme (Sections 44AD, 44ADA, or 44AE) who declares income LOWER than the presumptive rate the scheme prescribes, and whose total income exceeds the basic exemption limit, is also required to get a tax audit done.

Comparison across the five branches:

Audit TypeFocusWho ConductsKey Objective
Cost AuditCorrectness of cost accounting records and the cost accounting planA Cost Accountant (ICAI-CMA)Verify accurate cost data; assist pricing and cost-control decisions
Management AuditThe entire management process — policies, structure, decision-making, performanceAn independent, multi-disciplinary auditor/management consultantAppraise and improve overall managerial efficiency
Performance AuditEconomy, efficiency, and effectiveness of a programme/scheme (the 'three Es')Often the CAG (for government schemes) or an independent reviewerAssess whether resources genuinely achieved the intended real-world outcome
Social AuditSocial/environmental responsibility and impact on stakeholdersAn independent social auditor, or a scheme's own social audit unit (e.g. under MGNREGA)Verify social welfare/CSR funds were used for their intended purpose
Definition 1Tax Audit (Section 44AB, Income Tax Act, 1961)

A mandatory audit, by a practising Chartered Accountant, verifying a taxpayer's correct reporting of income and compliance with the Income Tax Act, for entities crossing the Section …