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Home > 50-State Directory > Massachusetts > Grease Trap Specialist
MA Compliance Guide Verified for 2026/2027 Plumbing & Water Systems

Massachusetts Grease Interceptor Installation & Grease Trap Contractor

Comprehensive regulatory guidelines, surety bond pricing, and required liability coverage established by the Massachusetts Office of Public Safety and Inspections (CSL). Verify statutory rules, satisfy commercial property owners, and access digital ACORD certificates in under 5 minutes.

Audited by Pasi Tapio Hakamaki • Editorial Review: September 2026 • Statutory Authority: Massachusetts Office of Public Safety and Inspections (CSL)
Min General Liability
$1,000,000
Occurrence / $2,000,000 General Aggregate
Required State Bond
$5,000 - $25,000
From $100/yr with preferred credit
Board Application Fee
$150
Exam Provider: Prometric
License Renewal
Every 2 Years
CE: Varies by municipality or trade board
✓
Primary Source Verified: 2026 Statutory Code Review
Requirements cross-referenced against the official Massachusetts Office of Public Safety and Inspections (CSL) administrative code.
Official MA Board Portal → | Our Audit Methodology
Interactive Compliance Tool Live 2026 Underwriting Matrix

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Target Jurisdiction
Massachusetts (MA)
Trade Classification
Grease Interceptor Installation & Grease Trap Contractor
Estimated Annual Gross Revenue $350,000
$50k $1.5M $3M+
Estimated Statutory Costs Instant Certificate Available
General Liability (GL)
$1,000,000 Each Occurrence / $2,000,000 General Aggregate
$197/mo
~$2,363 / year
Contractor License Bond
Massachusetts $5,000 Bond
$100/yr
1.0% (Tier 1 Preferred) on $5,000 bond
Workers' Comp Alert: In Massachusetts: Mandatory for all employers with 1+ employees; strict stop-work orders for non-compliance (Mass. Gen. Laws ch. 152, § 25A).
Review Governing Statutory Citations Explore 50-State Licensing Directory →

*Estimates based on standard market rates for commercial artisan contractors. Exact quotes require underwriting review of prior loss history, specific endorsements, and payroll declarations.

Grease Interceptor Installation & Grease Trap Contractor Scope of Work & Legal Permitting Authority

Grease trap contractors excavate, plumb, and vent 1,000-gallon exterior concrete grease interceptors preventing FOG discharge into municipal sewers.

Defined Authorized Scope of Construction:

Exterior concrete tank crane setting, commercial dishwasher interceptor lines, sampling tee vaults, and cast iron traffic covers.

Permit Trigger in Massachusetts: Commercial restaurant food service kitchen plumbing
Minor Work Exemption Threshold: $1,000 total contract amount (M.G.L. c. 142A Home Improvement Contractor Law)

Mandatory Experience Prerequisites

3 to 4 years commercial restaurant plumbing, precast grease interceptor setting, and municipal sewer pre-treatment compliance

Required Insurance Policy Endorsements

Municipal Sewer FOG Contamination Pollution Endorsement, Underground Utility Strike (XCU)

Governing Technical Code & Safety Standard
Massachusetts General Laws M.G.L. c. 142 & 780 CMR (CSL Rules)
Uniform Plumbing Code (UPC) / International Plumbing Code (IPC) & ASSE 5000
Testing & Compliance Benchmarks: ASSE 1013 reduced pressure backflow testing and NSF/ANSI 61 lead-free potable water certifications. Enforces DWV hydrostatic pressure tests, anti-scald mixing valve calibration, and municipal sewer connection permits.
Procedural Roadmap

How to Obtain a Grease Interceptor Installation & Grease Trap Contractor License in Massachusetts

Official 4-step compliance path pursuant to Massachusetts General Laws M.G.L. c. 142 & 780 CMR (CSL Rules).

Official Board Rules →
1

Legal Entity & EIN Formation

Massachusetts Business Entity Filing Statutes

Form your business entity (LLC, Corporation, or Sole Proprietorship) with the Massachusetts Secretary of State and secure your Federal Employer Identification Number (FEIN). Ensure your registered business name precisely matches all state and municipal filings.

2

Designate Qualifying Individual (QI)

Massachusetts Office of Public Safety and Inspections (CSL) Experience Verification Rules

Appoint a Qualifying Party, Primary Qualifying Agent, or Responsible Managing Employee (RME). The QI must verify 3 to 4 years commercial restaurant plumbing, precast grease interceptor setting, and municipal sewer pre-treatment compliance and satisfy experience criteria governed under Massachusetts General Laws M.G.L. c. 142 & 780 CMR (CSL Rules).

3

Execute Statutory Bond & Insurance

Massachusetts General Laws M.G.L. c. 142 & 780 CMR (CSL Rules) Financial Responsibility Mandates

Secure the mandatory $5,000 - $25,000 contractor license bond executed by an admitted surety. File an official Certificate of Insurance (COI) maintaining at least $1,000,000 Each Occurrence / $2,000,000 General Aggregate Commercial General Liability, naming Massachusetts Office of Public Safety and Inspections (CSL) as certificate holder.

4

Examination & Board License Issuance

Prometric Candidate Information Bulletin (CIB)

Complete the Massachusetts Business & Law examination along with the specific Grease Trap Specialist technical trade examination administered by Prometric. Submit application fees ($150) to receive official licensure and permit pull authorization.

Regulatory Authority: Massachusetts Office of Public Safety and Inspections (CSL) (MA)
Official State Government Portal

Ready to file with the Massachusetts Office of Public Safety and Inspections (CSL)?

Make sure your statutory $5,000 - $25,000 (and for LLC entities, your General Liability Certificate listing the state licensing board as certificate holder) are electronically active prior to submitting application fees.

Visit Official MA Board Portal Calculate Statutory Minimums →
Verified Statutory Guidance

Massachusetts Grease Trap Specialist Compliance & Insurance FAQs

Direct answers on state licensing prerequisites, insurance thresholds, and surety bond regulations.

Do I need a state license to work as a grease trap specialist in Massachusetts?

Yes, a state contractor license is legally required to work as a grease trap specialist in Massachusetts under Massachusetts General Laws M.G.L. c. 142 & 780 CMR (CSL Rules). Municipal building officials and General Contractors verify active licensure through the Massachusetts Office of Public Safety and Inspections (CSL) before permit issuance or jobsite entry.

What technical qualifications and testing benchmarks are required for Grease Trap Specialists in Massachusetts?

Trade applicants in Massachusetts must document 4 to 5 years formal apprenticeship or verified journeyman plumbing under a Master Plumber and verify compliance under Uniform Plumbing Code (UPC) / International Plumbing Code (IPC) & ASSE 5000 through Prometric testing.

What are the commercial general liability insurance minimums for Grease Trap Specialists in Massachusetts?

Grease Trap Specialists in Massachusetts typically must maintain a minimum of $1,000,000 Each Occurrence / $2,000,000 General Aggregate in commercial general liability insurance. Under Massachusetts statutory rules and General Contractor (GC) bid standards, policies must cover bodily injury, property damage, and completed operations to secure jobsite clearance.

How much does the required Massachusetts Grease Trap Specialist surety bond cost?

A Massachusetts grease trap specialist license bond costs between $100 and $150 per year for contractors with standard credit, satisfying the statutory $5,000 - $25,000 bond requirement. High-risk credit profiles range from $180 to $250 annually. Premium rates are calculated as a percentage of the total bond penal sum.

Is workers' compensation insurance required for Grease Trap Specialists in Massachusetts?

Yes, proof of active workers' compensation insurance is required for construction employers in Massachusetts. Under Mass. Gen. Laws ch. 152, § 25A, coverage is mandatory for all employers with 1+ employees; strict stop-work orders for non-compliance. General Contractors and municipal building inspectors mandate a Certificate of Insurance (COI) prior to jobsite access. Sole proprietors with 0 employees: Sole proprietors with 0 employees exempt under M.G.L. c. 152, § 1(4); DIA requires Form 153 to confirm non-employee status.

Does Massachusetts offer contractor license reciprocity for Grease Trap Specialists?

Yes, Massachusetts maintains formal reciprocal licensing agreements with RI, CT for qualified grease trap specialist applicants. Out-of-state contractors in good standing under equivalent statutory frameworks can apply to waive trade exams, though state law and business rules testing may still apply.

Primary Sources

Official Statutory Citations & Legal Authorities

Jurisdiction: Massachusetts (MA)
Primary Licensing Authority
Massachusetts Office of Public Safety and Inspections (CSL)
Official State Portal Link →
Enabling State Statute / Administrative Code
Massachusetts General Laws M.G.L. c. 142 & 780 CMR (CSL Rules)
Statutory authority for trade licensing & discipline
Mandatory License Bond Statute
$5,000 - $25,000 (HIC & Municipal permit bonds)
Continuous penal surety bond filing
Governing Technical Code & Testing Standards
Uniform Plumbing Code (UPC) / International Plumbing Code (IPC) & ASSE 5000
Testing Provider: Prometric • ASSE 1013 reduced pressure backflow testing and NSF/ANSI 61 lead-free potable water certifications
PTH
Statutory Research Standards & Verification Desk

Audited by Pasi Tapio Hakamaki • Managing Editor

This compliance benchmark for Massachusetts Grease Interceptor Installation & Grease Trap Contractors is audited against primary state legislative statutes (Massachusetts General Laws M.G.L. c. 142 & 780 CMR (CSL Rules)) and administrative rules published by the Massachusetts Office of Public Safety and Inspections (CSL). TradeCertify maintains strict editorial independence. If you represent a regulatory body or note an erratum in statutory bond limits, please contact our research desk.

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Official Statutory Minimums
Official MA Portal