520 CMR 1  pdf format of 520 CMR 1

Enforcement of Civil Fines

520 CMR 5  pdf format of 520 CMR 5

Amusement Devices

520 CMR 6  pdf format of 520 CMR 6

Hoisting Machinery

520 CMR 13  pdf format of 520 CMR 13

The Operation of Horse Drawn Carriages for Public Hire on Public Roads and Ways of the Commonwealth to Inspire Public Safety

520 CMR 14  pdf format of 520 CMR 14

Excavation and Trench Safety (Jackie's Law)

520 CMR 15  pdf format of 520 CMR 15

Permitting of Ice Cream Truck Vendors

520 CMR 16  pdf format of 520 CMR 16

Enforcement of Civil Fines for Expired Elevator Certificates