Singapore

(1) An election for the office of President is reserved for a community if no person belonging to that community has held the office of President for any of the 5 most recent terms of office of the President.
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(4) The Legislature may, by law —
(a) provide for the establishment of one or more committees to decide, for the purposes of this Article, whether a person belongs to the Chinese community, the Malay community or the Indian or other minority communities;
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(6) In this Article —
“community” means —
(a) the Chinese community;
(b) the Malay community; or
(c) the Indian or other minority communities;
“person belonging to the Chinese community” means any person who considers himself to be a member of the Chinese community and who is generally accepted as a member of the Chinese community by that community;
“person belonging to the Malay community” means any person, whether of the Malay race or otherwise, who considers himself to be a member of the Malay community and who is generally accepted as a member of the Malay community by that community;
“person belonging to the Indian or other minority communities” means any person of Indian origin who considers himself to be a member of the Indian community and who is generally accepted as a member of the Indian community by that community, or any person who belongs to any minority community other than the Malay or Indian community;
... (Art. 19B)

(1) The Legislature may, in order to ensure the representation in Parliament of Members from the Malay, Indian and other minority communities, by law make provision for —
(a) any constituency to be declared by the President, having regard to the number of electors in that constituency, as a group representation constituency to enable any election in that constituency to be held on a basis of a group of not less than 3 but not more than 6 candidates; and
(b) the qualifications, in addition to those in Article 44, of persons who may be eligible for any election in group representation constituencies, including the requirements referred to in clause (2).
(2) Any law made under clause (1) shall provide for —
(a) the President to designate every group representation constituency —
(i) as a constituency where at least one of the candidates in every group shall be a person belonging to the Malay community; or
(ii) as a constituency where at least one of the candidates in every group shall be a person belonging to the Indian or other minority communities;
(b) the establishment of —
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(ii) a committee to determine whether a person desiring to be a candidate belongs to the Indian or other minority communities, for the purpose of any election in group representation constituencies;
(c) all the candidates in every group to be either members of the same political party standing for election for that political party or independent candidates standing as a group;
(d) the minimum and maximum number of Members to be returned by all group representation constituencies at a general election; and
(e) the number of group representation constituencies to be designated under paragraph (a)(i).
(3) No provision of any law made pursuant to this Article shall be invalid on the ground of inconsistency with Article 12 or be considered to be a differentiating measure under Article 78.
(4) In this Article —
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“person belonging to the Indian or other minority communities” means any person of Indian origin who considers himself to be a member of the Indian community and who is generally accepted as a member of the Indian community by that community, or any person who belongs to any minority community other than the Malay or Indian community. (Art. 39A)

(1) There shall be a Presidential Council for Minority Rights which shall consist of —
(a) Chairman appointed for a period of 3 years; and
(b) not more than 20 members.
… (Art. 69)

(1) It shall be the general function of the Council³ to consider and report on such matters affecting persons of any racial or religious community in Singapore as may be referred to the Council by Parliament or the Government.
(2) A reference to the Council by Parliament may be made by the Speaker, and a reference to the Council by the Government may be made by a Minister. (Art. 76)

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(6) No Bill to which this Article applies shall be presented to the President for assent unless it is accompanied by a certificate under the hand of the Speaker stating that —
(a) in the opinion of the Council⁴ no provision of the Bill would, if enacted, be a differentiating measure⁵;
… (Art. 78)

(1) It shall be the responsibility of the Government constantly to care for the interests of the racial and religious minorities in Singapore.
(2) The Government shall exercise its functions in such manner as to recognise the special position of the Malays, who are the indigenous people of Singapore, and accordingly it shall be the responsibility of the Government to protect, safeguard, support, foster and promote their political, educational, religious, economic, social and cultural interests and the Malay language. (Art. 152)

The Legislature shall by law make provision for regulating Muslim religious affairs and for constituting a Council to advise the President in matters relating to the Muslim religion. (Art. 153)

Subject to the provisions of this Constitution, all persons of whatever race in the same grade of the service of the Government shall, subject to the terms and conditions of their employment, be treated impartially. (Art. 154)