Cambridge, MA · Deck or porch permit
Cambridge, MA deck or porch permit checklist
14 required items. Read from the town's pages on 09/28/2026.
In the packet (3)
- Workers' compensation affidavit, signed Cambridge ISD Permit Application Checklist (building, roof, siding, demolition, solar, tent) v. 10/16/18
- Deck plan with footing, framing and ledger details ICC 2021 International Residential Code, Chapter 5 Floors (as adopted by 780 CMR 51.00)
- Construction drawings, drawn to scale and dimensioned Cambridge ISD Permit Application Checklist (building, roof, siding, demolition, solar, tent) v. 10/16/18
Filed on OpenGov Permitting & Licensing (formerly ViewPoint Cloud) (2)
- Building permit application, completed, signed and dated Mass.gov: Building permit applications for non-state-owned buildings
- Debris disposal facility named M.G.L. c.40 s.54
Only when it applies (9)
- Owner authorization for the contractor to apply (when Is the work being done by a contractor (not the homeowner): yes) BBRS Building Permit Application To Construct, Repair, Renovate Or Demolish a One- or Two-Family Dwelling (PDF, marked 'Revised Mar 2011')
- Homeowner exemption affidavit (when Is the work being done by a contractor (not the homeowner): no) Cambridge ISD Permit Application Checklist (building, roof, siding, demolition, solar, tent) v. 10/16/18
- Construction Supervisor License number on the application, current (when Is the work being done by a contractor (not the homeowner): yes) 780 CMR 10th ed. Chapter 110.R5 Licensing of Construction Supervisors (unofficial copy)
- Home Improvement Contractor registration number (when Is the work being done by a contractor (not the homeowner): yes; Is it an existing, owner-occupied 1-4 unit home: yes) M.G.L. c.142A s.13 (Registration records; building permits)
- Flood zone and design flood elevation shown (when Is any part of the lot in a FEMA flood hazard zone: yes) 780 CMR 51.00 Massachusetts Residential Code (10th ed.), Chapter R1 Scope and Application (unofficial copy)
- Copy of the Construction Supervisor License (when Is the work being done by a contractor (not the homeowner): yes) Cambridge ISD Permit Application Checklist (building, roof, siding, demolition, solar, tent) v. 10/16/18
- Signed contract or cost breakdown (when Is the work being done by a contractor (not the homeowner): yes) Cambridge ISD Permit Application Checklist (building, roof, siding, demolition, solar, tent) v. 10/16/18
- Certified plot plan, stamped by a registered land surveyor (when Does the work change the building footprint or add floor area: yes) Cambridge ISD Permit Application Checklist (building, roof, siding, demolition, solar, tent) v. 10/16/18
- Historic Commission or historic district sign-off (when Is the property in a historic district, or is the building 50 or more years old: yes) Cambridge ISD Steps to a Building Permit v. 10/16/18