It affiliated to the Finnish Federation of Trade Unions (SAK), and by 1955, it had 12,063 members.
[1] In 1969, the SAK merged into the Central Organisation of Finnish Trade Unions.
This arrangement survived until 1996, when the Railway Workers left the VTY, and affiliated directly to the federation.
[2] At the start of 2012, it merged into the Public and Welfare Services Union (JHL).
The JHL created a Railway Professionals section, bringing together former RAUTL members with those working on tramways.