4. The days and parts of days credited under sec-tions 67.1, 99.5 and 112.2 of the Act, as well as the days and parts of days of absence without pay not credited are not part of the contributory days included in the contributory period.
T.B. 169292, s. 4; T.B. 174095, s. 2; T.B. 185180, s. 1; T.B. 208550, s. 1.