Tax Audit

Statutory validation of tax reporting. Accuracy that withstands scrutiny.

A Tax Audit is a mandatory examination of accounts prescribed under Section 44AB of the Income-tax Act, 1961, applicable to businesses and professionals crossing specified turnover or receipt thresholds. The objective is to ensure that income, deductions, and statutory compliances are correctly reported to the Income Tax Department.

Tax Audit is not merely a certification formality—it is a technical verification of financial records, tax positions, and compliance discipline. At Calculus, Tax Audit engagements are conducted with clause-wise scrutiny, analytical review, and structured documentation.


Applicability of Tax Audit

Threshold-driven and compliance-sensitive.

  • Business Entities
    Businesses exceeding prescribed turnover limits during the financial year are required to undergo Tax Audit.
  • Professionals
    Professionals crossing specified gross receipt thresholds are subject to audit compliance.
  • Presumptive Taxation Cases
    Taxpayers opting out of presumptive taxation or declaring income below the prescribed percentage may trigger audit applicability.
  • Special Conditions
    Certain deductions and specific provisions may also require audit certification.

Failure to comply may attract penalty under applicable provisions, subject to reasonable cause.


Scope of Tax Audit

Clause-wise reporting under prescribed formats.

  • Verification of Books of Accounts
    Examination of ledgers, journals, cash book, bank statements, and supporting documentation to ensure accuracy and completeness.
  • Preparation of Audit Report (Form 3CA/3CB & 3CD)
    Certification of accounts along with detailed reporting on statutory compliances, depreciation, disallowances, related-party transactions, and tax adjustments.
  • Compliance Review of Tax Provisions
    Assessment of TDS compliance, statutory dues payment, expense allowability, and applicability of specific sections.
  • Reconciliation with Financial Statements
    Ensuring that tax computation aligns with audited financial statements and other statutory filings.

Key Reporting Areas

  • Depreciation as per Income Tax Act.
  • Disallowances under Sections 40(a), 40A(3), 43B, etc.
  • TDS/TCS compliance reporting.
  • Loans and advances scrutiny.
  • Quantitative details of inventory and turnover.
  • Related-party transaction disclosure.

Each clause requires documentary substantiation and technical interpretation.


Tax Audit Process at Calculus

Proactive compliance. Structured execution.

  • Preliminary review and risk identification.
  • Rectification advisory before finalisation of audit report.
  • Preparation of detailed tax computation.
  • Digital filing of audit report within statutory timelines.
  • Management discussion on observations and compliance gaps.

This approach minimises qualification risk and strengthens assessment defensibility.


Importance of a Well-Executed Tax Audit

  • Reduces scrutiny and reassessment exposure.
  • Prevents penalty for inaccurate reporting.
  • Identifies compliance gaps early.
  • Enhances credibility with financial institutions.
  • Strengthens internal financial discipline.

Tax Audit is a critical compliance safeguard that validates tax reporting accuracy. At Calculus, it is conducted with technical depth, statutory precision, and disciplined documentation—ensuring your tax position remains compliant, defensible, and audit-ready.

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