Section 12(a) in The Companies (Cost records and audit) Rules, 2014
(a)Adequate records shall be maintained to indicate the expenses incurred in respect of quality control department or cost centre or service centre for goods or services under reference. Where these services are also utilised for other goods or services of the company, the basis of apportionment to goods or services under reference and to other goods or services shall be on equitable and reasonable basis and applied consistently.
