In 1963, it became part of the Malaysian Special Branch when Singapore joined the Malayan Federation.

The Malaysian Branch of the Royal Asiatic Society.

Journal of the Malaysian Branch of the Royal Asiatic Society 40, no. 2 (1967): 16-37.

Journal of the Malaysian Branch of the Royal Asiatic Society 18:49-54.

They have worked together with the Malaysian Special Branch during the Cold War.

Monographs of the Malaysian Branch of the Royal Asiatic Society No. 7.

Malaysian Special Branch - Providing internal and external intelligence on security threats.

Journal of the Malaysian Branch of the Royal Asiatic Society 73, 2 (December 2000), 71-90.

Singapore: Monographs of the Malaysian Branch of the Royal Asiatic Society, no. 3, 1966.

J. Malaysian Branch, Royal Asiatic Society 56:97.