Malaysian nationality law is the law of Malaysia that deals with citizenship

Citizenship

Citizenship is the state of being a citizen of a particular social, political, national, or human resource community. Citizenship status, under social contract theory, carries with it both rights and responsibilities...

 and other forms of nationality

Nationality

Nationality is membership of a nation or sovereign state, usually determined by their citizenship, but sometimes by ethnicity or place of residence, or based on their sense of national identity....

. Nationality law is mentioned in the Constitution of Malaysia

Constitution of Malaysia

The Federal Constitution of Malaysia, which came into force in 1957, is the supreme law of Malaysia. The Federation was initially called the Federation of Malaya and it adopted its present name, Malaysia, when the States of Sabah, Sarawak and Singapore joined the Federation...

.

Citizenship law was first implemented in several Malaysian states before the country achieved independence and sovereignty. The Straits Settlements

Straits Settlements

The Straits Settlements were a group of British territories located in Southeast Asia.Originally established in 1826 as part of the territories controlled by the British East India Company, the Straits Settlements came under direct British control as a crown colony on 1 April 1867...

, consisting of Penang

Penang

Penang is a state in Malaysia and the name of its constituent island, located on the northwest coast of Peninsular Malaysia by the Strait of Malacca. It is bordered by Kedah in the north and east, and Perak in the south. Penang is the second smallest Malaysian state in area after Perlis, and the...

, Malacca

Malacca

Malacca , dubbed The Historic State or Negeri Bersejarah among locals) is the third smallest Malaysian state, after Perlis and Penang. It is located in the southern region of the Malay Peninsula, on the Straits of Malacca. It borders Negeri Sembilan to the north and the state of Johor to the south...

, Singapore

Singapore

Singapore , officially the Republic of Singapore, is a Southeast Asian city-state off the southern tip of the Malay Peninsula, north of the equator. An island country made up of 63 islands, it is separated from Malaysia by the Straits of Johor to its north and from Indonesia's Riau Islands by the...

 and later Labuan

Labuan

Labuan is a federal territory in East Malaysia. It is an island off the coast of the state of Sabah. Labuan's capital is Victoria and is best known as an offshore financial centre offering international financial and business services via Labuan IBFC since 1990 as well as being an offshore support...

, was the first entity to introduce nationality laws in the region.