Backflow Prevention Program

Certified Testers, Installers & Surveyors

Authorized Backflow Prevention Device Testers

The Water Supply By-law requires that only authorised persons, as per the authorised function list in Schedule 6 of the Bylaw (PDF), can test backflow prevention devices.

The person testing the device is one who holds:

  • A valid and current (within five years from date of issue) Certificate of Achievement in Cross Connection Control endorsed by the Ontario Water Works Association (OWWA); or
  • A certificate of completion from a Cross Connection Control Specialist (CCCS) course:
    1. Delivered by a school or institution with the plumbing laboratory certified by the Ontario Water Works Association (OWWA);
    2. The instructor teaching the course is certified by OWWA;
    3. The course is delivered using the “AWWA Canadian Cross Connection Control Manual,” current version;
    4. The person passes the CCCS certification test; and

A current calibration certificate (with traceability to the National Institute for Standardization Technology (N.I.S.T.) for the test equipment to be employed;

  • Authorisation to perform the specified test tasks as indicated in the "Authorised Functions List Table" set out in Schedule 6 (PDF) of the Water Supply Bylaw (PDF), which can be amended by the City;
  • Certification in one of the following:
    • Licensed master plumber with a City contractor licence;
    • Journeyman plumber, employed by a licensed plumbing contractor;
    • Apprentice plumber employed by a licensed plumbing contractor and under the direct supervision of a journeyman plumber or master plumber;
    • Professional engineer;
    • Certified engineering technologist under the direction of a professional engineer;
    • Fire system sprinkler fitter;
    • Industrial millwright;

When submitting backflow prevention device test report, owners of applicable industrial, commercial or Institutional (ICI) properties, or multiple residential properties of 5 units or more should ensure that all information requested on the test report is filled out completely, legibly and accurately.

Authorized Backflow Prevention Device Installers

The Water Supply By-law requires that only authorised persons as per the authorised function list in Schedule 6 (PDF) can install the backflow prevention devices.

The person installing the device is one who holds:

  • A valid and current (within five years from date of issue) Certificate of Achievement in Cross Connection Control endorsed by Ontario Water Works Association (OWWA); or
  • The person has completed a Cross Connection Control Specialist (CCCS) course:
    1. Delivered by a school or institution with the plumbing laboratory certified by the Ontario Water Works Association (OWWA);
    2. The instructor teaching the course is certified by OWWA;
    3. The course is delivered using the “AWWA Canadian Cross Connection Control Manual,” current version;
    4. The person passes the CCCS certification test; and

    5. Be one of the following:

      • Licensed master plumber with a City contractor licence;
      • Journeyman plumber employed by a licensed plumbing contractor;
      • Apprentice plumber, who is employed by a licensed plumbing contractor and under the direct supervision of a journeyman plumber or master plumber;
  • Being authorised to perform the specified test tasks as indicated in the "Authorised Functions List Table" set out in Schedule 6 (PDF) of the Water Supply Bylaw (PDF), which can be amended by the City;

Backflow Prevention Device Surveys

There will be cases where the General Manager Toronto Water requests a survey of the incoming water supply lines to a property to ensure adequate protection has been assessed. In addition if the property has more then one potable water service connection or more than one City of Toronto Water Meter a BFP Device Survey is to be submitted by the owner of an industrial, commercial, or institutional (ICI) building or other property that may be subject to the Water Supply By-law.

Authorized BFP Device Surveyors

The Water Supply By-law requires that only authorised persons as per the authorised function list in Schedule 6 of the Bylaw (PDF), can survey backflow prevention devices.

The person surveying the facility is one who holds:

  • A valid and current (within five years from date of issue) Certificate of Achievement in Cross Connection Control endorsed by Ontario Water Works Association (OWWA); or
  • The person has completed a Cross Connection Control Specialist (CCCS) course:
    1. Delivered by a school or institution with the plumbing laboratory certified by the Ontario Water Works Association (OWWA);
    2. The instructor teaching the course is certified by OWWA;
    3. The course is delivered using the “AWWA Canadian Cross Connection Control Manual,” current version;
    4. The person passes the CCCS certification test; and

    5. Be one of the following:

      • Licensed master plumber with a City contractor license;
      • Journeyman plumber, employed by a licensed plumbing contractor;
      • Professional engineer;
      • Certified engineering technologist under the direction of a professional engineer;
  • Being authorised to perform the specified test tasks as indicated in the "Authorised Functions List Table" set out in Schedule 6 (PDF) of the Water Supply Bylaw (PDF), which can be amended by the City from time to time.

Once a BFP survey has been prepared for a property it is automatically required to be updated at least every 5 years and submitted to the City of Toronto, unless otherwise approved by the General Manager Toronto Water or within thirty (30) days of any increase in the hazard level.

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