It merged with the Transport and General Workers' Union in 1978.

The Trimmers and Teemers Association merged with the Transport and General Workers' Union in 1922.

The union was officially merged with the Transport and General Workers' Union in the same year.

It was formed in 1912 as a split from the National Asylum Workers' Union, and it merged with the Transport and General Workers' Union in 1926.

It merged with the Transport and General Workers' Union in 1924, when it had about 500 members.

The Amalgamated Carters, Lurrymen and Motormen's Union merged with the Transport and General Workers' Union in 1922.

Losing members to other unions throughout the 1920s, its Staffordshire district merged with the Transport and General Workers' Union in 1929 and it disappeared altogether in 1933.

Amicus subsequently merged with the British Transport and General Workers Union to form the new union Unite.

The Association merged with the Transport and General Workers' Union in 1973.

Amicus then merged with the Transport & General Workers Union in May 2007 to form Unite.