A Bill which has been passed by the Provincial Legislative Assembly of, in the case of a Province having a Legislative Council, has been passed by both Chambers of the Provincial Legislature, shall be presented to the Governor, and the Governor in his discretion shall declare either that he assents in His Majesty's name to the Bill, or that he withholds assent therefrom, or that he reserves the Bill for the consideration of the Governor-General :
Provided that the Governor may in his discretion return the Bill together with a message requesting that the Chamber or Chambers will reconsider the Bill or any specified provisions thereof and, in particular, will consider the desirability of introducing any such amendments as he may recommend' in his message and, when a Bill is so returned, the Chamber or Chambers shall reconsider it accordingly.