Clause 149

The Army Board may from time to time place any officers or soldiers of the Singapore armed forces at the disposal of the military authorities of a Commonwealth force for the purpose of being attached temporarily by those authorities to a Commonwealth force and while a person is so attached, he shall, to such extent as the law of the Commonwealth may provide, be subject to the military law of the Commonwealth:Provided that, except while a state of war exists between Singapore and any foreign power, the Army Board shall not so deal with an officer or soldier without the consent of the President.

While any reserve officer or retired officer or any warrant officer, non-commissioned officer or man belonging to the Singapore armed forces, is subject to military law, subsection (1) shall apply in relation to him as they apply in relation to an officer or soldier of the Singapore armed forces.