—(1) Except where other provision is made by this

159.—(1) Except where other provision is made by this Constitution, any person who holds any office as from the commencement of this Constitution by virtue of having been the holder of any office immediately before its commencement shall, as from its commencement, be entitled to the same terms of service as were applicable to him immediately before its commencement, and those terms, in so far as they relate to remuneration, shall not be altered to his disadvantage during his continuance in the public service thereafter. (2) For the purposes of this Article, in so far as the terms of service of any person depend upon his option, any terms for which he opts shall be taken to be more advantageous to him than any for which he might have opted. Succession to property