{
  "url": "https://openlegislation.uk/building-regulations-northern-ireland-2000/regulation-N1",
  "json_url": "https://openlegislation.uk/building-regulations-northern-ireland-2000/regulation-N1.json",
  "legislation": "nisr/2000/389",
  "legislation_title": "Building Regulations (Northern Ireland) 2000",
  "legislation_url": "https://openlegislation.uk/building-regulations-northern-ireland-2000",
  "path": "regulation/N1",
  "kind": "regulation",
  "number": "N1",
  "heading": "Interpretation and application",
  "text": "(1) In this Part—\nfoul water means waste from a sanitary appliance and water which has been used for cooking or washing purposes and not contaminated by trade effluent;\nrain-water drainage includes gutters, pipes, drains and fittings which convey rain-water only;\nsanitary appliance has the meaning assigned to it by regulation P1;\nsanitary pipework means a pipe or system of pipes for conveying foul water from a fitting to an underground foul drain; and\nunderground foul drainage includes drains and private sewers used in connection with buildings but not a system which is solely for the conveyance of subsurface water.\n(2) Regulation N5 shall not apply to a drainage system intended for use in connection with a roof or balcony of 6 m2 or less in area, unless that roof or balcony receives a flow of rain-water from another part of a building.",
  "extent": "N.I.",
  "status": "prospective",
  "version": "current",
  "annotations": [],
  "outstanding_effects": [
    {
      "type": "coming into force",
      "affecting": "nisr/2000/389",
      "affecting_title": "Building Regulations (Northern Ireland) 2000"
    }
  ],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/nisr/2000/389/regulation/N1",
    "retrieved_at": "2026-10-29T02:13:38.985369+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}