{
  "url": "https://openlegislation.uk/weights-and-measures-local-and-working-standard-capacity-measures-and-testing-equipment-regulations-1990/regulation-7",
  "json_url": "https://openlegislation.uk/weights-and-measures-local-and-working-standard-capacity-measures-and-testing-equipment-regulations-1990/regulation-7.json",
  "legislation": "uksi/1990/2626",
  "legislation_title": "The Weights and Measures (Local and Working Standard Capacity Measures and Testing Equipment) Regulations 1990",
  "legislation_url": "https://openlegislation.uk/weights-and-measures-local-and-working-standard-capacity-measures-and-testing-equipment-regulations-1990",
  "path": "regulation/7",
  "kind": "regulation",
  "number": "7",
  "heading": "Reference meters",
  "text": "A reference meter shall have been tested at a single flowrate within 6 months before use, and the mean of five consecutive measurements at the same flowrate shall not differ by more than 0.05 per cent of the quantity delivered on each test from the mean quantity delivered at the same flowrate with liquid of the same viscosity when the meter was last tested in accordance with regulation 6 above.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1990/2626/regulation/7",
    "retrieved_at": "2026-10-29T14:53:54.257768+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."
}