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Maine Statewide Rule

Maine state law: brush clearance and defensible space

Few RestrictionsApplies statewide across Maine (2026)

Key Facts

Statewide brush-clearance mandate
None for non-shoreland residential parcels
Voluntary guidance
Maine Forest Service FireWise (30-ft home-ignition zone)
Shoreland constraint
38 MRS § 439-A: 75-ft vegetated buffer protected
DEP buffer rule
Chapter 1000: max 40% tree removal in 25-ft squares over 10 years
Variance required
DEP shoreland variance to clear within 75-ft buffer
Authority
12 MRS Chapter 805 (forest), 38 MRS § 435 et seq. (shoreland), 30-A § 3001 (local)
Last verified: September 5, 2026

Summary

Maine has no statewide defensible-space brush-clearance distance requirement comparable to California PRC § 4291; clearance is voluntary under the FireWise program except WITHIN the mandatory Shoreland Zone, where the 75-ft setback and minimum-vegetation-buffer rules of 38 MRS § 439-A actually PROHIBIT clear-cutting for defensible space without DEP variance.

6. Clearing of vegetation. Within the shoreland area, municipal ordinances must provide for effective vegetative screening between buildings and shorelines. Notwithstanding any provision in a local ordinance to the contrary, vegetative screening requirements must be no less restrictive than the following: A. Within a strip extending 100 feet inland from the normal high-water line of a great pond classified as GPA under section 465-A or a river that flows to a great pond classified as GPA under section 465-A or within a strip extending 75 feet inland from the normal high-water line of other water bodies or the upland edge of a wetland, there may be no cleared opening or openings greater than 250 square feet and a well-distributed stand of vegetation must be retained.

Full Breakdown

Maine has no statewide statute mandating a defensible-space brush-clearance distance on residential parcels. Maine Forest Service operates the FireWise Communities USA program in partnership with the National Fire Protection Association under 12 MRS Chapter 805, providing voluntary best-practice guidance for a 30-foot home-ignition-zone clearance (Zone 1: 0-5 ft hardscape and noncombustible materials; Zone 2: 5-30 ft thinned and pruned vegetation; Zone 3: 30-100 ft fuel reduction). Compliance with FireWise is NOT mandatory and is not a permit condition. Where defensible-space clearance intersects the mandatory Shoreland Zone (every Maine municipality must enforce shoreland zoning within 250 ft of great ponds, rivers, freshwater wetlands, and tidal waters per 38 MRS § 435), clearance is CONSTRAINED by the 75-ft setback and minimum-vegetation-buffer rules of the state Shoreland Zoning Standards (38 MRS § 439-A and DEP Chapter 1000).

Within the 75-ft buffer, a property owner may NOT clear-cut and must follow the DEP point-system rules limiting removal to a 25-foot-square-segment basis with up to 40% of trees over a 10-year period. A homeowner seeking to create defensible space within the buffer requires a Maine DEP shoreland-zoning variance. , which administers its own forest-practice and clearance standards.

Violations & Penalties

Failure to clear brush has NO state-law penalty outside the Shoreland Zone. Unauthorized clearing WITHIN the Shoreland Zone is a civil violation under 38 MRS § 349 with fines of $100-$25,000 per day plus restoration order. Local municipal property-maintenance ordinances may impose tall-grass/brush fines ($25-$500 typical).

Frequently Asked Questions

Does Maine require me to clear brush around my house for wildfire protection?
No statewide requirement. Unlike California's 100-ft defensible-space rule, Maine does not mandate brush clearance on residential parcels. The Maine Forest Service FireWise program offers voluntary best practices including a 30-ft home-ignition zone, but compliance is not legally required. Some municipal property-maintenance codes impose tall-grass/weed limits (typically 8-10 inches) but these are not wildfire-specific.
Can I clear brush near a lake or river on my property?
Only with significant restrictions. If your property is within 250 ft of a great pond, river, freshwater wetland, or tidal water (the mandatory Shoreland Zone under 38 MRS § 435), the 75-ft vegetated buffer is protected by state law. DEP Chapter 1000 limits tree removal to 40% within a 25-foot square segment over any 10-year period and prohibits clear-cutting. Creating wildfire defensible space inside this buffer requires a Maine DEP variance.

Sources

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