11   Penalty on not taking required oath

(1)  If any such officer as aforesaid liable to take any such oath declines or neglects when the same is duly tendered to take such oath, the officer shall, if the officer has already entered on his or her office, vacate the same, and if the officer has not entered on the same be disqualified from so doing.

(2)  But no person shall be compelled in respect of the same appointment to the same office to take such oath more than once.