law: 6. Right of access to records or documents.-
  Such officer of Government as may be prescribed in this behalf, or any person authorised by him in writing, shall have access to any relevant record or document in the possession of any employer required to furnish any information or returns under section 5 and may enter at any reasonable time any premises where he believes such record or document to be and inspect or take copies of relevant records or documents or ask any question necessary for obtaining any information required under that section.