Citation
1.  This Constitution may be cited as the Constitution of the Republic of Singapore.
Supremacy of Constitution
4.  This Constitution is the supreme law of the Republic of Singapore and any law enacted by the Legislature after the commencement of this Constitution which is inconsistent with this Constitution shall, to the extent of the inconsistency, be void.
Slavery and forced labour prohibited
10.—(1)  No person shall be held in slavery.
(2)  All forms of forced labour are prohibited, but Parliament may by law provide for compulsory service for national purposes.
(3)  Work incidental to the serving of a sentence of imprisonment imposed by a court of law shall not be taken to be forced labour within the meaning of this Article.