# Maine Uniform Building and Energy Code: Stairs & Guards

Maine's MUBEC sets a statewide standard on the 2021 IRC, but enforcement isn't mandatory in every small town. Stair and guard figures follow the IRC baseline.

- Canonical HTML: https://www.chippy.tools/building-codes/us/me/
- Publisher: Chippy Tools
- Language: en
- Updated: 2026-09-13

[Browse all topics](https://www.chippy.tools/building-codes/topics/)[Free web tools](https://www.chippy.tools/building-codes/tools/)[Printable references](https://www.chippy.tools/building-codes/printables/)

[All countries](https://www.chippy.tools/building-codes/) [United States](https://www.chippy.tools/building-codes/us/)

Topics

Stairs

- [California Guard Height: 42 Inches Under the CRC](https://www.chippy.tools/building-codes/us/ca/guard-height-42-inches/)
- [IRC Stair & Guard Rules: Riser, Tread, Handrail, Guards](https://www.chippy.tools/building-codes/us/stairs/stair-and-barrier-requirements/)

Footings

- [US Footing Sizes & Frost Depth (IRC R403)](https://www.chippy.tools/building-codes/us/footings/footing-sizes-and-depth/)

Room heights

- [US Minimum Ceiling Heights (IRC R305)](https://www.chippy.tools/building-codes/us/rooms/minimum-ceiling-heights/)

Ramps

- [US Ramp Slopes (IRC R311.8)](https://www.chippy.tools/building-codes/us/ramps/ramp-gradients/)

Wet areas

- [Shower & Tub Wall Finish (IRC R307.2)](https://www.chippy.tools/building-codes/us/wet-areas/waterproofing-requirements/)

By state

- [Alaska](https://www.chippy.tools/building-codes/us/ak/)
- [Alabama](https://www.chippy.tools/building-codes/us/al/)
- [Arkansas](https://www.chippy.tools/building-codes/us/ar/)
- [Arizona](https://www.chippy.tools/building-codes/us/az/)
- [California](https://www.chippy.tools/building-codes/us/ca/)
- [Colorado](https://www.chippy.tools/building-codes/us/co/)
- [Connecticut](https://www.chippy.tools/building-codes/us/ct/)
- [District of Columbia](https://www.chippy.tools/building-codes/us/dc/)
- [Delaware](https://www.chippy.tools/building-codes/us/de/)
- [Florida](https://www.chippy.tools/building-codes/us/fl/)
- [Georgia](https://www.chippy.tools/building-codes/us/ga/)
- [Hawaii](https://www.chippy.tools/building-codes/us/hi/)
- [Iowa](https://www.chippy.tools/building-codes/us/ia/)
- [Idaho](https://www.chippy.tools/building-codes/us/id/)
- [Illinois](https://www.chippy.tools/building-codes/us/il/)
- [Indiana](https://www.chippy.tools/building-codes/us/in/)
- [Kansas](https://www.chippy.tools/building-codes/us/ks/)
- [Kentucky](https://www.chippy.tools/building-codes/us/ky/)
- [Louisiana](https://www.chippy.tools/building-codes/us/la/)
- [Massachusetts](https://www.chippy.tools/building-codes/us/ma/)
- [Maryland](https://www.chippy.tools/building-codes/us/md/)
- [Maine](https://www.chippy.tools/building-codes/us/me/)
- [Michigan](https://www.chippy.tools/building-codes/us/mi/)
- [Minnesota](https://www.chippy.tools/building-codes/us/mn/)
- [Missouri](https://www.chippy.tools/building-codes/us/mo/)
- [Mississippi](https://www.chippy.tools/building-codes/us/ms/)
- [Montana](https://www.chippy.tools/building-codes/us/mt/)
- [North Carolina](https://www.chippy.tools/building-codes/us/nc/)
- [North Dakota](https://www.chippy.tools/building-codes/us/nd/)
- [Nebraska](https://www.chippy.tools/building-codes/us/ne/)
- [New Hampshire](https://www.chippy.tools/building-codes/us/nh/)
- [New Jersey](https://www.chippy.tools/building-codes/us/nj/)
- [New Mexico](https://www.chippy.tools/building-codes/us/nm/)
- [Nevada](https://www.chippy.tools/building-codes/us/nv/)
- [New York](https://www.chippy.tools/building-codes/us/ny/)
- [Ohio](https://www.chippy.tools/building-codes/us/oh/)
- [Oklahoma](https://www.chippy.tools/building-codes/us/ok/)
- [Oregon](https://www.chippy.tools/building-codes/us/or/)
- [Pennsylvania](https://www.chippy.tools/building-codes/us/pa/)
- [Rhode Island](https://www.chippy.tools/building-codes/us/ri/)
- [South Carolina](https://www.chippy.tools/building-codes/us/sc/)
- [South Dakota](https://www.chippy.tools/building-codes/us/sd/)
- [Tennessee](https://www.chippy.tools/building-codes/us/tn/)
- [Texas](https://www.chippy.tools/building-codes/us/tx/)
- [Utah](https://www.chippy.tools/building-codes/us/ut/)
- [Virginia](https://www.chippy.tools/building-codes/us/va/)
- [Vermont](https://www.chippy.tools/building-codes/us/vt/)
- [Western Australia](https://www.chippy.tools/building-codes/us/wa/)
- [Wisconsin](https://www.chippy.tools/building-codes/us/wi/)
- [West Virginia](https://www.chippy.tools/building-codes/us/wv/)
- [Wyoming](https://www.chippy.tools/building-codes/us/wy/)

Calculation guides

- [Concrete Calculations: The Complete On-Site Guide](https://www.chippy.tools/building-codes/concrete/concrete-calculations-guide/)
- [How to Calculate Concrete Volume for a Slab](https://www.chippy.tools/building-codes/concrete/concrete-volume-slab/)
- [How Many Bags of Concrete Per m³? (20kg, 25kg, 40kg)](https://www.chippy.tools/building-codes/concrete/bags-of-concrete-per-m3/)
- [Concrete for Post Holes: Volume Per Hole & Bags Needed](https://www.chippy.tools/building-codes/concrete/concrete-post-holes/)
- [Concrete Mix Ratios Explained: 1:2:3, 1:2:4 & Water-Cement Ratio](https://www.chippy.tools/building-codes/concrete/concrete-mix-ratios/)
- [Roof Pitch to Angle: Convert Rise/Run to Degrees & Grade](https://www.chippy.tools/building-codes/concrete/roof-pitch-to-angle/)
- [Rafter Length Calculation: Run, Rise & Overhang](https://www.chippy.tools/building-codes/concrete/rafter-length/)
- [Stair Rise & Run Setout: Riser, Going & the 2R+G Formula](https://www.chippy.tools/building-codes/concrete/stair-rise-and-run-setout/)
- [How to Convert a Fall or Gradient: Ratio, Percentage & Degrees](https://www.chippy.tools/building-codes/concrete/fall-and-gradient-conversion/)
- [Stud & Joist Spacing Takeoff: How Many at 400, 450 & 600 mm Centres](https://www.chippy.tools/building-codes/concrete/stud-and-joist-spacing-takeoff/)
- [Gravel & Base Volume: Compacted Depth vs Loose-Fill Order Quantity](https://www.chippy.tools/building-codes/concrete/gravel-and-base-volume/)

In this section

[Browse all topics](https://www.chippy.tools/building-codes/topics/)[Free web tools](https://www.chippy.tools/building-codes/tools/)[Printable references](https://www.chippy.tools/building-codes/printables/)

[All countries](https://www.chippy.tools/building-codes/) [United States](https://www.chippy.tools/building-codes/us/)

Topics

Stairs

- [California Guard Height: 42 Inches Under the CRC](https://www.chippy.tools/building-codes/us/ca/guard-height-42-inches/)
- [IRC Stair & Guard Rules: Riser, Tread, Handrail, Guards](https://www.chippy.tools/building-codes/us/stairs/stair-and-barrier-requirements/)

Footings

- [US Footing Sizes & Frost Depth (IRC R403)](https://www.chippy.tools/building-codes/us/footings/footing-sizes-and-depth/)

Room heights

- [US Minimum Ceiling Heights (IRC R305)](https://www.chippy.tools/building-codes/us/rooms/minimum-ceiling-heights/)

Ramps

- [US Ramp Slopes (IRC R311.8)](https://www.chippy.tools/building-codes/us/ramps/ramp-gradients/)

Wet areas

- [Shower & Tub Wall Finish (IRC R307.2)](https://www.chippy.tools/building-codes/us/wet-areas/waterproofing-requirements/)

By state

- [Alaska](https://www.chippy.tools/building-codes/us/ak/)
- [Alabama](https://www.chippy.tools/building-codes/us/al/)
- [Arkansas](https://www.chippy.tools/building-codes/us/ar/)
- [Arizona](https://www.chippy.tools/building-codes/us/az/)
- [California](https://www.chippy.tools/building-codes/us/ca/)
- [Colorado](https://www.chippy.tools/building-codes/us/co/)
- [Connecticut](https://www.chippy.tools/building-codes/us/ct/)
- [District of Columbia](https://www.chippy.tools/building-codes/us/dc/)
- [Delaware](https://www.chippy.tools/building-codes/us/de/)
- [Florida](https://www.chippy.tools/building-codes/us/fl/)
- [Georgia](https://www.chippy.tools/building-codes/us/ga/)
- [Hawaii](https://www.chippy.tools/building-codes/us/hi/)
- [Iowa](https://www.chippy.tools/building-codes/us/ia/)
- [Idaho](https://www.chippy.tools/building-codes/us/id/)
- [Illinois](https://www.chippy.tools/building-codes/us/il/)
- [Indiana](https://www.chippy.tools/building-codes/us/in/)
- [Kansas](https://www.chippy.tools/building-codes/us/ks/)
- [Kentucky](https://www.chippy.tools/building-codes/us/ky/)
- [Louisiana](https://www.chippy.tools/building-codes/us/la/)
- [Massachusetts](https://www.chippy.tools/building-codes/us/ma/)
- [Maryland](https://www.chippy.tools/building-codes/us/md/)
- [Maine](https://www.chippy.tools/building-codes/us/me/)
- [Michigan](https://www.chippy.tools/building-codes/us/mi/)
- [Minnesota](https://www.chippy.tools/building-codes/us/mn/)
- [Missouri](https://www.chippy.tools/building-codes/us/mo/)
- [Mississippi](https://www.chippy.tools/building-codes/us/ms/)
- [Montana](https://www.chippy.tools/building-codes/us/mt/)
- [North Carolina](https://www.chippy.tools/building-codes/us/nc/)
- [North Dakota](https://www.chippy.tools/building-codes/us/nd/)
- [Nebraska](https://www.chippy.tools/building-codes/us/ne/)
- [New Hampshire](https://www.chippy.tools/building-codes/us/nh/)
- [New Jersey](https://www.chippy.tools/building-codes/us/nj/)
- [New Mexico](https://www.chippy.tools/building-codes/us/nm/)
- [Nevada](https://www.chippy.tools/building-codes/us/nv/)
- [New York](https://www.chippy.tools/building-codes/us/ny/)
- [Ohio](https://www.chippy.tools/building-codes/us/oh/)
- [Oklahoma](https://www.chippy.tools/building-codes/us/ok/)
- [Oregon](https://www.chippy.tools/building-codes/us/or/)
- [Pennsylvania](https://www.chippy.tools/building-codes/us/pa/)
- [Rhode Island](https://www.chippy.tools/building-codes/us/ri/)
- [South Carolina](https://www.chippy.tools/building-codes/us/sc/)
- [South Dakota](https://www.chippy.tools/building-codes/us/sd/)
- [Tennessee](https://www.chippy.tools/building-codes/us/tn/)
- [Texas](https://www.chippy.tools/building-codes/us/tx/)
- [Utah](https://www.chippy.tools/building-codes/us/ut/)
- [Virginia](https://www.chippy.tools/building-codes/us/va/)
- [Vermont](https://www.chippy.tools/building-codes/us/vt/)
- [Western Australia](https://www.chippy.tools/building-codes/us/wa/)
- [Wisconsin](https://www.chippy.tools/building-codes/us/wi/)
- [West Virginia](https://www.chippy.tools/building-codes/us/wv/)
- [Wyoming](https://www.chippy.tools/building-codes/us/wy/)

Calculation guides

- [Concrete Calculations: The Complete On-Site Guide](https://www.chippy.tools/building-codes/concrete/concrete-calculations-guide/)
- [How to Calculate Concrete Volume for a Slab](https://www.chippy.tools/building-codes/concrete/concrete-volume-slab/)
- [How Many Bags of Concrete Per m³? (20kg, 25kg, 40kg)](https://www.chippy.tools/building-codes/concrete/bags-of-concrete-per-m3/)
- [Concrete for Post Holes: Volume Per Hole & Bags Needed](https://www.chippy.tools/building-codes/concrete/concrete-post-holes/)
- [Concrete Mix Ratios Explained: 1:2:3, 1:2:4 & Water-Cement Ratio](https://www.chippy.tools/building-codes/concrete/concrete-mix-ratios/)
- [Roof Pitch to Angle: Convert Rise/Run to Degrees & Grade](https://www.chippy.tools/building-codes/concrete/roof-pitch-to-angle/)
- [Rafter Length Calculation: Run, Rise & Overhang](https://www.chippy.tools/building-codes/concrete/rafter-length/)
- [Stair Rise & Run Setout: Riser, Going & the 2R+G Formula](https://www.chippy.tools/building-codes/concrete/stair-rise-and-run-setout/)
- [How to Convert a Fall or Gradient: Ratio, Percentage & Degrees](https://www.chippy.tools/building-codes/concrete/fall-and-gradient-conversion/)
- [Stud & Joist Spacing Takeoff: How Many at 400, 450 & 600 mm Centres](https://www.chippy.tools/building-codes/concrete/stud-and-joist-spacing-takeoff/)
- [Gravel & Base Volume: Compacted Depth vs Loose-Fill Order Quantity](https://www.chippy.tools/building-codes/concrete/gravel-and-base-volume/)

[Building Codes](https://www.chippy.tools/building-codes/) [United States](https://www.chippy.tools/building-codes/us/) Maine

# Maine Uniform Building and Energy Code: Stairs & Guards

Maine's MUBEC sets a statewide standard on the 2021 IRC, but enforcement isn't mandatory in every small town. Stair and guard figures follow the IRC baseline.

Maine builds to the **Maine Uniform Building and Energy Code (MUBEC)** — a statewide standard, updated to the **2021 IRC** effective around **7 April 2025**. There’s an important nuance: MUBEC is the statewide standard, but **enforcement is mandatory only in municipalities that already enforce it** — smaller towns (roughly under 4,000 population) without existing code enforcement aren’t required to enforce MUBEC at all. So the code applying on paper and a building department actually checking it aren’t always the same thing; confirm enforcement status with your specific town.

Where MUBEC applies, the stair figures **match the [IRC](https://www.chippy.tools/building-codes/us/)** baseline — 7¾ in max riser, 10 in min tread, 6 ft 8 in headroom, 36 in min width, 34–38 in handrails, 36 in guards, the 30 in guard trigger and the 4 in sphere. No Maine-specific stair or guard amendment has been confirmed. See the [US stair & guard rules](https://www.chippy.tools/building-codes/us/stairs/stair-and-barrier-requirements/) for the shared figures.

## Adoption status

Adopted

Current code in force

Maine Uniform Building and Energy Code (MUBEC) — 2021 IRC

Next edition

—

Adoption / transition

Statewide uniform code; updated from 2015 to 2021 I-codes effective ~Apr 7, 2025. Statewide standard, but enforcement is mandatory only in municipalities that enforce MUBEC (small towns under ~4,000 pop. without existing enforcement are not required to enforce).

[Official source →](https://maine.gov/dps/fmo)

Last verified 2026-07-28

No state-specific variations recorded yet for this jurisdiction.

This page is general information for tradespeople and is not compliance, engineering or legal advice. Requirements are subject to state and territory variations and adoption timing. Always confirm requirements with your building certifier and relevant state authority.





## Page directory




## Other languages

- [es](https://www.chippy.tools/es/building-codes/us/me/index.md)



