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Planning Permission Ireland

Accessible Bathroom in Ireland — Part M, Wet Room, and the Ageing-in-Place Standard

Last updated 30/6/2026 · Reviewed 30/6/2026
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Accessible bathroom: €12,000–€25,000. Part M (Access for People with Disabilities) sets the standard for new builds.

Accessible bathroom in Ireland: €12,000–€25,000 installed. Part M (Access for People with Disabilities) sets the standard for new builds. Key features: level-access shower (wet room), grab rails (vertical and horizontal, behind the toilet and in the shower), raised toilet (450 mm height, not 400 mm), lever taps (not knob taps), anti-slip floor (R11 rating), wider door (900 mm minimum). Designing for accessibility at the start costs almost the same as a standard bathroom. Retrofitting later costs 3–5× more. Most Irish self-builds include a Part M accessible bathroom downstairs (for an elderly parent, a future injury, or simply ageing in place) and a standard bathroom upstairs.

When this matters most

You're at design stage and want an accessible bathroom (ageing in place, Part M compliance).

When this doesn't apply

The bathroom is in.

Sources

Building Regulations 2023, TGD-M (Access). https://www.gov.ie/

Frequently asked questions

How much does an accessible bathroom cost in Ireland?

€12,000–€25,000 installed. Includes level-access shower, grab rails, raised toilet, lever taps, anti-slip floor, wider door.

What is Part M?

Part M of the Building Regulations 2023 — Access for People with Disabilities. Sets the standard for accessible design in new builds. Includes bathroom, doorway, and circulation specifications.

Should I make the downstairs bathroom Part M compliant?

Yes. Costs almost the same as a standard bathroom at build time. Retrofitting later costs 3–5× more. Ageing in place, visitors with mobility issues, future-proofing.

When this matters most

You're at design stage and want an accessible bathroom (ageing in place, Part M compliance).

When this doesn't apply

The bathroom is in.

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