Agreement entered into between Mr. Dudley Senanayake, Prime Minister of Ceylon (and leader of the United National Party) and Mr. S.J.V. Chelvanayagam, leader of the Thamil Arasu Katchi (Federal Party) on the 24th March 1965.
On the basis of this Agreement, the Federal Party extended support to the United Natioanl Party to form the Government and the Federal Party nominee, Mr.M.Thiruchelvam was appointed to the Cabinet as Minister of Local Government.
However, the Agreement was not given effect to by the Dudley Senanayake Government and this led to the withdrawal of the Federal Party from the Cabinet in 1968