Section 66, The Petroleum Regulatory Agency Act, 2014

(1) The Agency, by its employees duly authorised inwriting in that behalf, may at all reasonable times, enter any store or other premises in respect of which a licence has been granted, in order to examine such store or other premises or to ascertain the quantity or kind of petroleum which is kept in such store and the manner in which it is stored. (2) The licensee of any store or other premises in respect of which a licence has been granted under these Regulations, shall give such employees all facilities for exercising the powers of the Agency conferred on them by this Regulation, including supplying samples of any petroleum in his possession on payment of the value of such samples to enable such petroleum to be tested.