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Cost audit: meaning, objectives, the law under section 148, the cost auditor, audit programme and cost audit report

Cost and Management Accounting · Unit IV · Topic 16 of 18 · 5 min read

Cost audit defined, its objectives and advantages, the move from sections 209(1)(d) and 233B of the 1956 Act to section 148 of the Companies Act 2013 and the 2014 Rules, appointment, duties and functions of the cost auditor, the audit programme and records checked, and the cost audit report.

On this page
  1. 1. Meaning
  2. 2. Objectives and advantages
  3. 3. The law: from 1956 to section 148
  4. 4. Appointment of the cost auditor
  5. 5. Functions and duties of the cost auditor
  6. 6. Cost audit programme
  7. 7. Cost audit report
  8. How this is examined
Cases checked to exist. Read the judgment before quoting a holding.

Every case cited here has been checked to exist — the citation resolves and names the right parties. The propositions attributed to each case have not been verified line by line against the judgment. Case names link through to the full judgment: read it before quoting a holding in an examination answer, and never carry a proposition from notes into court on trust.

The examinable core. “What is cost audit? Explain the functions of a cost auditor” (January 2026, 16 marks), “Explain the duties, responsibilities and appointment of cost auditor” (June 2025, 10 marks), “Cost audit report” (June 2025 note), and “objectives and advantages of cost audit” (December 2015). The syllabus still names the Companies Act 1956 and the Cost Audit Report Rules 1963; answer under the current law and mention the old provisions in one line.

1. Meaning

Cost audit is the verification of the correctness of cost accounts and of the adherence to the cost accounting plan. CIMA defines it as “the verification of cost records and accounts, and a check on adherence to prescribed cost accounting procedures and their continuing relevance.” It is wider than arithmetic checking: the cost auditor also reports whether the cost records give a true and fair view of the cost of production and points out wasteful practices. It may be statutory (ordered under the Companies Act), or done on behalf of management, a customer under a cost-plus contract, or a trade association.

2. Objectives and advantages

3. The law: from 1956 to section 148

Under the Companies Act 1956, section 209(1)(d) (inserted in 1965) allowed the Central Government to require companies in specified industries to keep cost records, and section 233B allowed it to order an audit of those records; cost audit report rules made under the Act (the syllabus names them as of 1963) prescribed the form of the report. These provisions were replaced by section 148 of the Companies Act 2013 and the Companies (Cost Records and Audit) Rules, 2014.

4. Appointment of the cost auditor

  1. Only a cost accountant in practice, a member of the Institute of Cost Accountants of India, or a firm of cost accountants (s.148(3)).
  2. The company’s statutory auditor under s.139 cannot be appointed as cost auditor (proviso to s.148(3)).
  3. Appointed by the Board of Directors, on the recommendation of the audit committee where one exists; the remuneration is ratified by the shareholders.
  4. Appointment within 180 days of the start of the financial year; the company informs the Central Government in Form CRA-2.
  5. The qualifications, disqualifications, rights, duties and obligations of company auditors apply to the cost auditor (s.148(5)), so the disqualifications in s.141 apply.

5. Functions and duties of the cost auditor

6. Cost audit programme

The audit programme is the written plan of the audit: the scope, records to be checked, extent of test checks, staff assigned and time schedule. It covers, in order: the company’s costing system and manual; material records; labour records; overheads; depreciation; stores and spares; work-in-progress and incomplete contracts; finished stock; reconciliation with financial accounts; and the cost statements to be certified. The programme is flexible: the auditor extends checks where weaknesses appear.

7. Cost audit report

The report in Form CRA-3 contains the auditor’s opinion whether the cost records are adequate and give a true and fair view of the cost of production, processing, selling and distribution, with an annexure of product-wise cost details, capacity, material and labour consumption, reconciliation with financial accounts, and any qualifications or observations. The company, within 30 days of receiving it, files it with the Central Government in Form CRA-4 with its full explanation of every reservation or qualification (s.148(6)). Defaults are punishable under s.147 (s.148(8)).

PointFinancial auditCost audit
ObjectTrue and fair view of financial statementsCorrectness of cost records and efficiency
LawCompulsory for all companies (s.139, s.143)Only for notified classes (s.148)
AuditorChartered accountantCost accountant
Report toShareholdersBoard, then Central Government

How this is examined

Define cost audit, list objectives, then appointment (five points) and functions (the records checked). Cite section 148 and the 2014 Rules with the CRA forms; one line on sections 209(1)(d) and 233B shows the examiner you know the syllabus wording. The report is a 6-mark note.

Now try the real questions: Cost and Management Accounting past question papers.