Section 18(5)(a) in The Bureau Of Indian Standards Act, 2016
(a)The Bureau may make such inspection and take such samples of any material or substance as may be necessary to see whether any goods, article, process, system or service, in relation to which a Standard Mark has been used, conforms to the requirements of the relevant standard or whether the Standard Mark has been properly used in relation to any goods, article, process, system or service with or without a licence.