 On 6 November Whitlam informed Kerr that, if the Opposition continued to deny a vote on Supply in the Senate, he would call an early half-Senate election the following Tuesday—11 November 1975.The necessary paperwork was then drawn up and drafts exchanged between the Prime Minister's office and Government House over the next 4 days.On the morning of 11 November Whitlam rang Kerr and confirmed the wording of the announcement he would make in the House of Representatives that afternoon, setting the half-Senate election in train.