Licenses with RestrictionsRestrictions
Construction Supervisor License00 - Any single or two-family home regardless of size, or any other building containing less than 35,000 cf enclosed space (MGL C. 112 S.60L)
 1G - Any single or two-family home, regardless of size
Construction Supervisor Specialty License1A - Masonry only
 DM - Demolition
 RF - Roofing
 SF - Solid Fuel Burning Devices
 SW - Siding and Windows
Oil Burner Technician Certificate00 - None
 10 - Gravity feed
 15 - 1 & 2 Oil
Engineer Special To Have Charge05 - HRT
 07 - VRT VT
 06 - Scotch
 08 - Flueless
Steam Fire Engineer License05 - HRT Straight WT
 06 - Scotch Coil WT
 07 - VFT VT, VRT Electric
Engineer Special To Operate License05 - HRT Straight WT
 06 - Scotch Coil WT
 07 - VFT VT, VRT Electric
Elevator Operator License00 - None
 01 - Other
 02 - Special limited
 03 - Automatic pushbutton
 04 - Freight
Hoisting Engineer License1A - All hoisting equipment (except electric and air powered hoisting equipment), including all friction clutch machines, derricks, guy derricks, stiff legs, Chicago booms, gin poles, lattice booms, and equipment with telescoping booms with or without wire ropes.
 1B - Equipment with telescoping booms with or without wire ropes.
 1C - Equipment with hydraulic telescoping boom without wire ropes.
 2A - Crawler and rubber-tired excavators, backhoes & loaders.
 2B - Backhoes and front-end loaders.
 2C - Front-end loaders.
 3A - Electric and air powered hoisting equipment.
 4A - Unrestricted
 4B - Drill rigs
 4C - Pipeline sidebooms
 4D - Concrete pumps
 4E - Catchbasin cleaners
 4F - Sign-hangers
 4G - Mowers