Bolthole Index

Lincoln County, Maine

Building permits, zoning and septic in the Town of Boothbay Harbor, Maine

The Town of Boothbay Harbor, Maine requires building permits for covered construction and changes of use or occupancy; the Code Enforcement Officer issues them.1 Boothbay Harbor sets town zoning through its Land Use Code and official zoning map.2 Septic permits are issued by the municipal Licensed Plumbing Inspector under Maine CDC rules.3 For land outside town limits, use the Lincoln County guide.

At a glance

Building permits
Required for covered construction and changes of use or occupancy; apply to the town Code Enforcement Officer.1
Building code and inspections
Town enforces MUBEC and inspects permitted construction.45
Zoning
Town zoning districts are mapped; the official map is filed with the Town Clerk.2
Septic permits
Municipal Licensed Plumbing Inspector issues septic permits under Maine CDC rules.36
Tiny homes
Maine-defined tiny homes must be allowed where the state statute applies, subject to applicable land-use requirements.7
Water and wastewater
Residences need internal plumbing connected to a domestic water supply and compliant sewage disposal.8

Who to call

Building permits

Town of Boothbay Harbor Code Enforcement Office

Construction permitting and inspections, Land Use Code and Shoreland Zone consultation, and liaison with the Planning Board and Board of Appeals.

207-633-3671

11 Howard Street Boothbay Harbor, Maine 04538

Codes & inspections

Town of Boothbay Harbor Building Official

Building permits, certificates of occupancy and inspections under the town building code.

Septic permits

Maine CDC Subsurface Wastewater Program

Statewide septic rules, forms and fee schedules; the applicable municipality's Local Plumbing Inspector reviews applications and issues permits

(207) 287-2070

[email protected]

109 Capitol Street 11 State House Station Augusta, Maine 04333

Contact details are copied from each office’s official page and were checked against it on October 12, 2026.

Off-grid gear

Going off-grid in Town of Boothbay Harbor means bringing your own water and power. The kit we’d start with:

These are affiliate links — we may earn a commission, at no cost to you. As an Amazon Associate, Bolthole Index earns from qualifying purchases.

Do you need a building permit in the Town of Boothbay Harbor, ME?

Boothbay Harbor requires a permit from the Code Enforcement Officer before covered building work or a change of use or occupancy; the ordinance also expressly covers construction costing or valued at more than $500.1 The construction valuation includes site work, waste disposal, foundations, materials and labor.1 Replacement siding, roof shingles, and doors or windows in an existing or smaller opening requiring no structural work are listed exceptions.1 Boothbay Harbor enforces the Maine Uniform Building and Energy Code, and the Code Enforcement Officer inspects all permitted construction for compliance.45 Ask the town office to classify your proposed work before relying on an exception.9

Who issues building permits in the Town of Boothbay Harbor?

The Boothbay Harbor Code Enforcement Office reviews construction projects, inspects work and answers questions about the Land Use Code and Shoreland Zone.9 Reach the town at 207-633-3671 or visit 11 Howard Street Boothbay Harbor, Maine 04538 to contact that office.9 The office also helps applicants prepare submissions for the Planning Board and Board of Appeals.9 Boothbay Harbor subdivision applications go to the Planning Board, but subdivision approval does not finish the building-permit process: the applicant must return to the Code Enforcement Officer for building or land-use permits.10 The Code Enforcement Officer also issues certificates of occupancy.11

Does the Town of Boothbay Harbor have zoning?

Boothbay Harbor has town zoning districts established on an official zoning map filed with the Town Clerk and incorporated into the Land Use Code.2 Start a parcel inquiry by asking the Code Enforcement Office about the mapped district and the proposed use; that office provides Land Use Code and Shoreland Zone consultation.9 We could not confirm a parcel-specific minimum lot size, setback or lot-coverage answer here; ask the Code Enforcement Office for the dimensional standards governing your parcel.9 For a proposed subdivision, the Planning Board reviews the application before the applicant returns for building or land-use permits.10

How do septic permits work in the Town of Boothbay Harbor?

Boothbay Harbor septic permitting is municipal: the Licensed Plumbing Inspector examines applications and performs inspections, while Maine CDC sets the statewide rules and oversees municipal permitting.3 New, expanded or replacement subsurface wastewater systems and component installations require a septic permit, except normal maintenance and repair; work must wait for the inspector to issue the permit.6 Applications generally need a licensed site evaluator or qualified engineer and a site evaluation, with specified exceptions for replacement tanks and alternative toilets.12 The system must pass 2 inspections, before installation and before final backfilling; notify the inspector at least 24 hours before readiness.13 A permit remains valid for work commenced within 24 months.6

Can you live in an RV or tiny home in the Town of Boothbay Harbor?

We could not confirm whether Boothbay Harbor allows long-term residential RV occupancy on private land; ask the Code Enforcement Office about the intended occupancy and parcel before buying an RV for that purpose.9 Maine law requires municipalities to allow a Maine-defined tiny home on an individual house lot where single-family dwellings are allowed, or as an accessory structure, subject to the applicable land-use requirements.7 That placement rule does not remove building, safety, utility, septic or shoreland requirements.7 Boothbay Harbor residences must have internal plumbing connected to a domestic water supply and a sewage disposal system conforming to the State Plumbing Code.8

Building a home in the Town of Boothbay Harbor: what comes first?

  1. Ask the Code Enforcement Office to review the parcel, intended use and Shoreland Zone questions.9
  2. Prepare a signed application establishing right, title or interest, with a plot plan and required accompanying permits.14
  3. Arrange the septic application and obtain the Licensed Plumbing Inspector’s permit before septic work starts, if a subsurface system is needed.6
  4. Obtain any required Planning Board subdivision approval, then return to the Code Enforcement Officer for building or land-use permits.10
  5. Obtain the building permit before covered work, coordinate construction inspections, and ask the building official about the certificate of occupancy.1511

For ordinary complete applications, the ordinance gives the Code Enforcement Officer 10 days to examine the application and premises; applications needing board action follow a separate referral process.14

What should you check before buying land in the Town of Boothbay Harbor?

Resolve water and wastewater together: Boothbay Harbor requires residential internal plumbing connected to a domestic water supply and compliant sewage disposal.8 A subsurface wastewater site must have passing soils and meet applicable setbacks, so arrange the site evaluation before treating a parcel as ready for a septic system.15 Planned-unit and cluster developments have separate utility conditions, including connection to public sanitary sewer if available or a central collection and treatment system.8 We could not confirm the local private-well, driveway-access or operative floodplain requirements here; ask the Code Enforcement Office which approvals apply to the parcel and project.9

Watch-outs

  • Building-permit exceptions for replacement siding, roof shingles and certain doors or windows depend on the work meeting the ordinance’s conditions.1
  • Maine’s tiny-home placement rule still subjects the home to applicable land-use and other requirements.7
  • Off-grid sanitation does not bypass Maine septic permitting: alternative toilets and graywater systems remain subject to applicable wastewater rules.12
  • We could not confirm a town owner-builder building-permit exemption; ask the Code Enforcement Office before treating owner-performed work as exempt.9

Sources

  1. Chapter 170: Land Use - Town of Boothbay Harbor, ME (Town of Boothbay Harbor), quoted and re-checked
  2. Article III: Zoning Districts - Town of Boothbay Harbor, ME (Town of Boothbay Harbor), quoted and re-checked
  3. Chapter 170: Land Use - Town of Boothbay Harbor, ME (Town of Boothbay Harbor), quoted and re-checked
  4. Chapter 82: Building Construction - Town of Boothbay Harbor, ME (Town of Boothbay Harbor), quoted and re-checked
  5. Chapter 82: Building Construction - Town of Boothbay Harbor, ME (Town of Boothbay Harbor), quoted and re-checked
  6. Subsurface Wastewater System Permitting (Town of Boothbay Harbor), quoted and re-checked
  7. Title 30-A, §4363: Regulation of tiny homes (Maine statewide rule), quoted and re-checked
  8. Chapter 170: Land Use - Town of Boothbay Harbor, ME (Town of Boothbay Harbor), quoted and re-checked
  9. Town of Boothbay Harbor Code Enforcement Office (boothbayharbor.org)
  10. Chapter 170: Land Use - Town of Boothbay Harbor, ME (Town of Boothbay Harbor), quoted and re-checked
  11. Town of Boothbay Harbor Building Official (ecode360.com)
  12. Subsurface Wastewater System Permitting (Maine statewide rule), quoted and re-checked
  13. Subsurface Wastewater System Permitting (Town of Boothbay Harbor), quoted and re-checked
  14. Chapter 170: Land Use - Town of Boothbay Harbor, ME (Town of Boothbay Harbor), quoted and re-checked
  15. Maine CDC Subsurface Wastewater Program (maine.gov)

Written October 12, 2026 from the rules quoted below, each taken from an official source and re-checked by an independent reviewer. This is research, not legal advice: rules change, so confirm with the office before you buy or build.

Answers from the rulebook for Town of Boothbay Harbor

Town of Boothbay Harbor’s own rules

  • Building permitRequired

    Building or construction, and changes to building use or occupancy, inside Boothbay Harbor town limits.

    • A permit is required before beginning covered activity.
    • The $500 construction-value threshold includes site work, waste disposal, foundation, materials, and labor.
    • No permit is required for replacement siding, roof shingles, or doors/windows in an existing or smaller opening requiring no structural work.
    • Applications require a plan, plumbing permit where required, fee, and other information; applications must be advertised for seven days.

    construction value threshold: > 500 USD (No permit required below or at the threshold only as stated by the ordinance; covered activities over $500 require a permit.)

    “No person shall erect, locate, construct, enlarge, alter, remove, repair, demolish, convert or change use or occupancy of any building or structure or cause the same to be done or initiate construction costing or having a value of more than $500 without first paying a fee to the Town of Boothbay Harbor and obtaining a permit from the Code Enforcement Officer.”
  • Building code adoptedAdopted

    Building construction inside Boothbay Harbor town limits.

    • The Town applies and enforces M.U.B.E.C.; the Code Enforcement Officer is the building official.
    “Effective December 1, 2010, the Town of Boothbay Harbor applies and enforces the Maine Uniform Building and Energy Code (M.U.B.E.C.), as required by 10 M.R.S.A. § 9724.”
  • InspectionsRequired

    All permitted construction inside Boothbay Harbor town limits.

    • The Code Enforcement Officer inspects permitted construction for compliance with all components of M.U.B.E.C.
    • The Land Use Code also authorizes site inspections and written inspection reports.
    “The Code Enforcement Officer shall be responsible for inspecting all permitted construction for compliance with all components of M.U.B.E.C., as the Technical Building Codes and Standards Board may revise components from time to time.”
  • Zoning districtsPublished

    Land inside Boothbay Harbor town limits.

    • The official zoning map dated May 4, 2019 is filed with the Town Clerk and made part of the Land Use Code.
    “The location and boundaries of the above districts are hereby established as shown on the map entitled "Zoning Map," Town of Boothbay Harbor, dated May 4, 2019, filed with the Town Clerk, which map is hereby made part of this Land Use Code.”
  • Who permits septicMixed (with conditions)

    Subsurface wastewater disposal inside Boothbay Harbor town limits.

    • The municipal Licensed Plumbing Inspector examines applications and performs inspections.
    • Maine CDC oversees the municipal permitting process and establishes the state rules.
    “The Maine CDC is adopting amendments to its Subsurface Wastewater Disposal Rule, which describes requirements for the subsurface wastewater permitting processes conducted by municipalities and overseen by Maine CDC.”
  • Septic permitRequired

    Installation, expansion, replacement, or component work on subsurface wastewater systems inside Boothbay Harbor town limits.

    • Normal maintenance and repair are excepted.
    • Work must not start until the LPI issues the permit.
    • The permit is valid for work commenced within 24 months after issuance.

    permit validity period: 24 months (Work must commence within this period.)

    “Installing a new, expanded, or replacement subsurface wastewater disposal system, or any individual components, requires a permit, except normal maintenance and repair.”
  • Septic inspectionRequired

    Permitted subsurface wastewater disposal systems inside Boothbay Harbor town limits.

    • The system must pass two inspections: one site-preparation inspection before installation and one before final backfilling.
    • The LPI must be notified at least 24 hours before the system is ready for inspection.

    inspection count: 2 inspections · inspection notice: >= 24 hours

    “The system must pass two inspections, one site prep before installation and one prior to final backfilling.”
  • Mandatory utility hookupConditional

    Residential structures and planned-unit or cluster developments inside Boothbay Harbor town limits.

    • A residence must have internal plumbing connected to a domestic water supply and sewage disposal system conforming to the State Plumbing Code.
    • In planned unit or cluster developments, dwelling units must connect to a common water supply and structures with required plumbing must connect to a public sanitary sewer if available, or a central collection and treatment system.
    “All structures with required plumbing in a planned unit development or cluster development shall be connected to a public sanitary sewer system, if available, or to a central collection and treatment system.”
  • Subdividing landRegulated (with conditions)

    Subdivision applications inside Boothbay Harbor town limits.

    • The Planning Board reviews subdivision applications under Article IX of the Land Use Code.
    • After subdivision approval, the applicant must return to the Code Enforcement Officer for building or land-use permits.
    “The Planning Board shall also review subdivision applications in accordance with the provisions of Article IX of this Land Use Code. Following subdivision approval, the applicant shall return to the Code Enforcement Officer for any building or land use permits.”
  • Permit processPublished (with conditions)

    Building and land-use permit applications inside Boothbay Harbor town limits.

    • Applications are written, signed by the owner or authorized person, and must establish right, title, or interest.
    • A plot plan and required permits must accompany the application.
    • The Code Enforcement Officer examines a complete application and premises within 10 days.
    • Applications requiring Planning Board or Board of Appeals action are referred within 30 days; after approval, a building permit is issued within five days after notice.

    ordinary application review: 10 days (Applications requiring board action follow the 30-day referral period.) · board referral period: 30 days · post-approval permit issuance: 5 days (After the Code Enforcement Officer is notified of approval.)

    “Within 10 days of the date of receipt of a complete application for a permit, the Code Enforcement Officer shall examine such application and physically examine the premises to determine whether or not the proposed building, structure or use would be in compliance with this Land Use Code.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Town of Boothbay Harbor or Lincoln County directly.

  • Owner-builder exemption — Owner-builder work inside Boothbay Harbor town limits.
  • Lot coverage — Land coverage limits inside Boothbay Harbor town limits.
  • Living in an RV — Long-term or residential RV occupancy on private land inside Boothbay Harbor town limits.
  • Tiny homes — Tiny-home occupancy inside Boothbay Harbor town limits.
  • Well permit — Private wells inside Boothbay Harbor town limits.
4 more unanswered
  • Agricultural exemption
  • Driveway access
  • Building in a floodplain
  • Short-term rentals

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.

Unanswered questions are usually a sign that Town of Boothbay Harbor publishes no rule on the point, not that none exists. Lincoln County’s page lists the county offices to call.

← All of Lincoln County: county rules, score and offices