Become an Approved Catering Installer

There are two basic requirements to become an Approved Catering Installer.

  1. You must hold a recognised qualification that has been developed for the Catering Equipment Installer sector in Water Regulations Knowledge.
  2. You must hold the relevant minimum level of liability insurance.


Recognised Catering Equipment Installer regulations qualifications

Water Regulations Knowledge certificates from the following organisations are recognised for Catering Installer sector membership.

Awarding organisation

Qualification title

Dates accepted


Water Regs UK

Catering Course for Water Supply (Water Fittings) Regulations 1999



Please note: If you hold the full Water Regulations Knowledge certificate (suitable for entry as an Approved Plumber) these are also recognised for sector membership - see Water Regulations Training (Plumbing Installer).

Historic awards

The following qualifications can be recognised provided they were issued within the dates detailed below.

Awarding organisation

Qualification title

Dates accepted


Water Regulations Advisory Scheme

Catering Sector Assessment in Water Supply (Water Fittings) Regulations 1999



If you do not have a recognised certificate then the following providers may be able to offer training.

Providers of recognised Catering Equipment Installer water regulations training

The following providers offer sector specific water regulations training.

Certification / Training providers

Water Regs UK

Contact WIAPS for scheduled training courses - Tel: 01495 98 30 10, email:, or download the booking form (click to download)

Alternatively, a certificate of Water Regulations Knowledge (suitable for entry as an Approved Plumber) that covers the all of the regulations is also be recognised - see Water Regulations Training (Plumbing Installers)

Water Regs UK are offering Water Regulations Training specific to the catering sector in 2023.

If you wish to attend the course, you can download a booking form (click to download)

Delegates will be provided with a learning manual at least three weeks before the course which must be reviewed before attending the course. These courses will be offered on a first come, first serve basis and will offer, once successfully passed, a route to becoming an approved catering installer.


For a company employing more than one person, the minimum required level of insurance required is £5m employer liability and £2m public liability. For sole traders, a minimum of £2m public liability insurance is required.


The scope of work which an approved Catering Equipment installer can issue certificates of compliance includes work on installing commercial catering and kitchen equipment within WIAPS geographical area. This includes the ‘metre connection’ – (the final meter length of pipe connecting the catering equipment to the installed water system).

Kitchen and catering equipment includes:

  • Steaming/Combination oven
  • Waste disposal equipment and connection
  • Water boilers and boiling water taps
  • Soup maker/dispenser
  • Rice boilers
  • Bratt pans
  • Dishwasher
  • Glass washer
  • PPE or uniform washing machines
  • Thermostatic Mixing Valves (TMV)

Certified work is limited to those premises that are supplied or that are intended to be supplied by a water company or water supplier licensee.

Catering Equipment installers are not approved to issue certificates of compliance for:

  • work on other types of water fittings or plumbing systems;
  • excavations on the public highway;
  • the operation of or connection to a water undertakers’ outside stop valve;
  • work on waste pipes or drainage systems.

Membership fees

An annual fee of £78 plus VAT will be introduced from 1st April 2024 for any business that has sector members.

Sector members include: external services installers, sometimes called Water Supply Pipe Installers or groundworkers, Catering installers, Point of use installers and RPZ valve testers.

The £78 plus VAT fee will be the same for all businesses, regardless of the number of approved individuals.


If you meet the above requirements, or to enquire further about training, please contact WIAPS on 0333 207 9030 option 1. 

You can download an application form click here.

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