Massachusetts Construction Supervisor License (CSL) — Continuing Education Requirements
A plain-English summary of the Massachusetts CSL continuing education & license renewal rules.
Massachusetts Construction Supervisor License holders must complete board-approved continuing education every two-year renewal cycle. The number of hours depends on your license type — 12 hours (Unrestricted), 10 hours (Restricted), or 6 hours (Specialty). Up to 6 hours may be taken online; the remaining hours must be completed in an in-person classroom.
At a Glance
| Hours required (per 2-yr cycle) |
Unrestricted CSL — 12 hours Restricted (1- & 2-Family Dwelling) — 10 hours Specialty (Masonry, Roof Covering, Window & Siding, Fuel-Burning Appliance, Demolition, Insulation) — 6 hours |
|---|---|
| Renewal deadline | Every two years. A renewal license expires two years from its date of issuance; you must apply within one year of the expiration date. |
| Online hours | Up to a maximum of six (6) hours may be earned online. Remaining hours must be earned through in-person classroom training. |
| Required topics (12- & 10-hour) |
Code Review — 4 hours Workplace Safety — 1 hour Business Practices / Workers' Compensation — 1 hour Energy (except Demolition Specialty) — 1 hour Lead Safe Practices (first renewal cycle only) — 1 hour Remaining hours — approved electives |
| Online exam | At least 5 questions per 30-minute period, plus a 20-question final exam requiring 80% (16 of 20) correct to pass. |
| Carryover | Excess hours may not be carried over to the next renewal period. |
| Reporting | Continuing education is reported to the BBRS. Keep your course-completion certificates (physical or digital) — the BBRS may audit your records. |
| State licensing authority | mass.gov/construction-supervisor-licensing — Office of Public Safety & Inspections, 1000 Washington Street, Suite 710, Boston, MA 02118 |
Frequently Asked Questions
How many CE hours does a Massachusetts CSL require?
It depends on your license: 12 hours for Unrestricted, 10 hours for Restricted (1- & 2-Family Dwelling), and 6 hours for a Specialty license — each per two-year renewal cycle.
Can I take my CSL continuing education online?
Yes — up to 6 hours may be completed online. The remaining required hours must be taken in an in-person classroom. (A Specialty license needs only 6 hours, so it can be completed entirely online.)
How often do I renew my Construction Supervisor License?
Every two years. Your renewal license expires two years from its issuance date, and you must apply for renewal within one year of that expiration date.
What topics are required?
For the 12- and 10-hour licenses: 4 hours of Code Review, and 1 hour each of Workplace Safety, Business Practices/Workers' Compensation, Energy (except Demolition Specialty), and Lead Safe Practices (first cycle only). The rest are approved electives.
Is there an exam?
For online courses, yes: at least 5 questions every 30 minutes, plus a 20-question final exam requiring 80% (16 correct) to pass. In-person classes require full attendance for the scheduled hours.
Ready to complete your requirements?
Pick your license classification to see class dates, packages, and pricing: