Regulation 7

Any registration officer, immigration officer, police officer, officer of customs, officer of the Central Narcotics Bureau or Special Investigator of the Corrupt Practices Investigation Bureau (referred to in this regulation as the inspecting officer) and any other officer or class or description of officer authorised in writing in that behalf by the Commissioner, may at any time require any person (not being a person exempted from registration under regulation 22) to produce his identity card for inspection, or to produce it within such time to such person and at such place as the officer requiring its production may think fit.

An inspecting officer may retain any identity card for the purpose of investigations.

Any inspecting officer, or any other officer authorised by the Commissioner, purporting to act under paragraph (1), shall, if so requested by any person from whom he has required the production of an identity card, produce for inspection by the person the written authority under which he purports to be acting.

For the purpose of receiving or considering any application for, or any matter connected with, the citizenship of Singapore as provided in any law for the time being in force relating to the citizenship of Singapore, any public officer or other person having any statutory duty under the provisions of any such law shall have all the powers of an inspecting officer conferred by paragraphs (1) and (2).