On August 19, 2003, Canadian Satellite Radio Holdings Inc., the parent company of CSR, filed its initial application to the Canadian Radio-television and Telecommunications Commission (CRTC) for a broadcast licence to provide subscription based digital radio service in Canada.
On November 24, 2010, CSR announced that it has proposed an all-stock merger with its competitor, Sirius Canada, subject to approval by shareholders and the CRTC.