Where the Schemes Operate

Each of the seven Approved Contractor Schemes operates in a different geographical area within the UK, with some overlap. When choosing a scheme to join, it's easiest to select one local to you.

ENGLAND AND WALES

  • The Association of Plumbing and Heating Contractors (APHC) operates throughout England and Wales.
  • The Chartered Institute of Plumbing and Heating Engineering (CIPHE) Approved Contractor Persons operates through the UK.
  • The Water Industry Approved Plumbers’ Scheme (WIAPS) operates in all areas of England and Wales, apart from those covered by Anglian Water, Severn Trent Water and Thames Water.
  • Anglian Water’s A Plus operates in the area supplied by Anglian Water.
  • Severn Trent’s WaterMark operates in the area supplied by Severn Trent Water.
  • Thames Water’s TAPS operates in the area supplied by Thames Water.

SCOTLAND

  • The Scottish and Northern Ireland Plumbing Employers’ Federation (SNIPEF) scheme operates in Northern Ireland and Scotland.
  • The Chartered Institute of Plumbing and Heating Engineering (CIPHE) scheme operates throughout the UK.

NORTHERN IRELAND

  • The Scottish and Northern Ireland Plumbing Employers’ Federation (SNIPEF) scheme operates in Northern Ireland and Scotland.
  • The Chartered Institute of Plumbing and Heating Engineering (CIPHE) scheme operates throughout the UK.

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WaterSafe Approved Contractors' Scheme Operators

Anglian WaterAssociation of Plumbing & Heating ContractorsCIPHESevern TrentSNIPEFThames WaterWIAPS