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(4) Every person shall have the right to citizenship status. (Art. 28D)

The citizens of the UAE shall have a single nationality specified by law and shall enjoy abroad the protection of the Federal Government in accordance with the generally-accepted international principles.
A citizen’s nationality may not be divested or withdrawn except as may be provided in law. (Art. 8)

Iranian citizenship is the indisputable right of every Iranian, and the government cannot withdraw citizenship from any Iranian unless he himself requests it or acquires the citizenship of another country. (Art. 41)

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(4) If the Federal Government is satisfied that any woman who is a citizen by registration under Clause (1) of Article 15 has acquired the citizenship of any country outside the Federation by virtue of her marriage to a person who is not a citizen, the Federal Government may by order deprive her of her citizenship. (Art. 24)

The Qatari nationality and the rules governing it shall be prescribed by law, and the same shall have the similar power as that of the constitution. (Art. 41)

In the Republic of Uzbekistan, a uniform citizenship shall be established on the entire territory of the Republic.
Citizenship in the Republic of Uzbekistan shall be equal for all regardless of the grounds of its acquisition.
A citizen of the Republic of Karakalpakstan shall be a citizen of the Republic of Uzbekistan.
The grounds and procedure for acquiring and forfeiting citizenship shall be defined by law. (Art. 22)

The President of Turkmenistan shall:
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14. address issues related to grant of citizenship of Turkmenistan, reinstatement of citizenship and renunciation from citizenship,as well as grant of asylum;
… (Art. 71)

… The revocation of Thai nationality acquired by birth shall not be permitted. (Sec. 39)

(1) Subject to this Article, every person born in Singapore after 16th September 1963 shall be a citizen of Singapore by birth.
(2) A person shall not be a citizen of Singapore by virtue of clause (1) if at the time of his birth —
(a) his father, not being a citizen of Singapore, possessed such immunity from suit and legal process as is accorded to an envoy of a sovereign power accredited to the President;
(b) his father was an enemy alien and the birth occurred in a place then under the occupation of the enemy; or
(c) Neither of his parents was a citizen of Singapore.
(3) Notwithstanding clause (2)(c), the Government may, where it considers it just and fair and having regard to all the circumstances prevailing at the time of the application, confer citizenship upon a person born in Singapore. (Art. 121)

I. A citizen of the Republic of Azerbaijan cannot be deprived of his or her citizenship of the Republic of Azerbaijan (except for statutory cases of its loss).
… (Art. 53)