The period within which may be commenced proceedings for the collection of compensation on the ground of serious and willful misconduct of the employer, under provisions of Section 4553, is as follows:
Twelve months from the date of injury. This period shall not be extended by payment of compensation, agreement therefor, or the filing of application for compensation benefits under other provisions of this division.
(Amended by Stats. 1972, Ch. 618, Sec. 110.)