Section 249(1)(ii) in The Orissa Building and Others Construction Workers (Regulation of Employment and Conditions of Service) Rules, 2002
(ii)take on the spot or otherwise such evidence of any person which he may deem necessary for the purpose of any examination or inquiry connected with such building and other construction work directly or indirectly; Provided that such person shall not be compelled to answer any question or give any evidence tending to incriminate him;