Every rule your project must meet, found for you.
Search Northern Ireland’s planning and building-control guidance, ask a question in plain English, or generate a project compliance checklist — every answer cited to the source.
Working to a specific project? Generate a compliance checklist →
Answers, with citations
Ask in plain English and get an answer that links to the exact source clause — never an unsourced guess.
Scoped to your council
Overlay a council's local development plan on the Northern Ireland-wide regulations and policy.
Project compliance checklist
Characterise a project and get the requirements that apply, grouped by work area. Try it →
The library
Search the source guidance
2 results · filtered
Definitions: District council, Domestic building, Dwelling
NI-wide·Technical Booklet K Ventilation
District council – is defined in regulation 2 in Part A of the Building Regulations. Domestic building – means a building or part of a building used for residential purposes such as a house, flat, ma
dwellingresidentialBritish Standards for Ventilation and Related Systems
Appendix ENI-wide·Technical Booklet K Ventilation
BS EN 378-3: 2008 Refrigerating systems and heat pumps – Safety and environmental requirements. Installation site and personal protection. BS EN 13141-1: 2004 Ventilation for buildings. Performance t
ventilationdwellingresidentialnon-domestic