Association of Plumbing and Heating Contractors (APHC) operates throughout England.
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 apart the areas 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
Scottish and Northern Ireland Plumbing Employers’ Federation (SNIPEF) Water Regulations Approved Contractors’ Scheme operates in Northern Ireland and Scotland.
Chartered Institute of Plumbing and Heating Engineering (CIPHE) Approved Contractor Persons operates through the UK.
NORTHERN IRELAND
Scottish and Northern Ireland Plumbing Employers’ Federation (SNIPEF) Water Regulations Approved Contractors’ Scheme operates in Northern Ireland and Scotland.
Chartered Institute of Plumbing and Heating Engineering (CIPHE) Approved Contractor Persons operates through the UK.
