House and Extension Plans, Dublin, Ireland.

What is a commencement notice and how to submit one?

A commencement notice is a notification to a Building Control Authority that a person intends to carry out works or a material change of use to a building to which the Building Regulations apply.

The notice must be given to the authority, not more than 28 days and not less than 14 days before the commencement of the works or the change of use. Once validated by the building control authority, works must commence on site within the 28-day period.

Works may also require a Fire Safety Certificate Application, a Disability Access Certificate Application, and/or a Certificate of Compliance on Completion.


An owner, Designer, Builder and/or Assigned Certifier must first register /sign-up with the BCMS to make a submission or accept a role.


You have two options for submitting a commencement notice:

  1. Online
  2. In person, at the offices of your Local Authority

The fee for submitting a commencement notice is €30.



Planning permission extension


Planning permission extension