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When should each Commencement Notice type be used?

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Commencement Notice with Additional Compliance Documentation

A building or works that relate to:

  • The construction of a domestic dwelling, or domestic dwellings in a
    multi-unit development

  • The extension of a domestic dwelling of more than 40sqm

  • Works that require a Fire Safety Certificate

Commencement Notice with Opt Out Declaration

A building or works that relate to:

  • The construction of a single domestic dwelling on a single development site; or

  • The extension of a domestic dwelling of more than 40sqm – both where the owner chooses to opt out of the requirement for Statutory Certification.

7-Day Notice

  • Works that require a Fire Safety Certificate, where the owner intends to commencement the construction of the works before the relevant Fire Safety Certificate is granted

Commencement Notice without Additional Documentation

  • Any other works not listed above, where the Building Control Regulations require a Commencement Notice

Note

If you have any doubt as to which Commencement Notice type you require, contact your local Building Control Authority.

External works Fire safety Air to water heat pump Air to air heat pump Air to ground heat pump IS 440 Zone control Fire stopping Fire mastic Fire wraps Fire board Building energy rating Energy performance certificate Fire doors Vapour control layer Fire cable