Be it enacted by the Senate and House of Representatives
in General Court assembled, and by the authority of the same,
Section 7B of chapter 90 of the General Laws, as amended by chapter 136 of the acts of 1985, is hereby further amended by striking out clause (15) and inserting in place thereof the following clause:-
(15) All pupils transported in a school bus shall receive classroom instruction in safe riding practices at least three times during the following periods of each school year: the first week of the school year, the period between the months of September and January and the period between the month of January and the end of the school year. During each school year all such pupils shall participate at least twice in on-bus emergency evacuation drills.