(1)Where, before a juror is sworn to serve, the parties jointly apply for him to be excused the court shall, notwithstanding that no reason is given in the application, excuse that juror from service.
(2)Nothing in subsection (1) above shall affect the right of the accused or the prosecutor to object to any juror on cause shown.
(3)If any objection is taken to a juror on cause shown and such objection is founded on the want of sufficient qualification as provided by section 1(1) of the M1Law Reform (Miscellaneous Provisions) (Scotland) Act 1980, such objection shall be proved only by the oath of the juror objected to.
(4)No objection to a juror shall be competent after he has been sworn to serve.