On February 14, 2011, it was announced that Zinck was among four people facing criminal charges in connection with the RCMP investigation into 2010s MLA expense scandal.

A subsequent RCMP investigation concluded there was no evidence to support criminal charges.

In late May 2013 a report heard by the Senate committee on internal economy acknowledged Duffy had a pattern of spending that required RCMP investigation.

In July 2000, following an RCMP investigation, the two board members named by Vallerand were formally charged with theft and fraud.

On September 25, 2004, the results of an internal RCMP investigation by RCMP Chief Superintendent Brian Garvie were published.

Wasylycia-Leis then proceeded to call a press conference to announce that the Liberals were the subject of an RCMP investigation.

On April 9, 2010, Heed resigned in response to an unspecified RCMP investigation involving violations of the Elections Act.

The RCMP investigation found no evidence of wrongdoing.

An RCMP investigation concluded that the cause of the fire was arson in November 2011; however, no arrests were made.

On June 3, 2009, following an RCMP investigation, it was determined that there wasn't sufficient evidence to ground any charges under the Criminal Code.