article_snippet: A left-wing ‘super-union’ with almost 1.8million members could be created by a controversial merger of Labour’s biggest donor Unite and the biggest civil service union after the election,
article_snippet: Half of all civil servants are members of the PCS, which is not currently politically affiliated.
article_snippet: If the two unions merged, the two unions would effectively be subsumed into a union which is Labour’s biggest financial supporter.
article_snippet: Unite, which has donated millions to Labour since Ed Miliband became leader of the party, could be set to merge with the Public and Commercial Services Union .
article_snippet: Unite is at least five times larger than PCS, which claims a membership of 270,000.
article_snippet: Unite, which has made £14.3million in donations to Labour since Ed Miliband became leader in 2010, has 1.42million members.
article_snippet: A Conservative source said: ‘A takeover of PCS by Labour’s biggest donor, Unite, would make over half of all civil servants members of a Labour-affiliated union.
article_snippet: PCS members apparently insisted PCS members would not back a new relationship with Unite if PCS members union membership fees contributed to Labour Party coffers.
highlights_snippet: MPs warn it would make half of all civil servants members of 'super-union'
  Unite has donated £14.3million to Labour since Ed Miliband became leader .