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We want your views on our proposals to amend the current guidance on the installation of carbon monoxide alarms.

How to respond

Consultation ends:
28 April 2023
Consultation launched:

Consultation description

We are proposing to amend the current statutory guidance (Approved Document J) supporting Part J of the Building Regulations.

The amendment will require that carbon monoxide alarms are fitted alongside the installation of flued fixed combustion appliance of any fuel type in all residential dwellings.

Consultation documents

Easy read consultation document , file type: PDF, file size: 884 KB

884 KB
If you need a more accessible version of this document please email Please tell us the format you need. If you use assistive technology please tell us what this is.

Help and support

For more information about this consultation e-mail:

How to respond

Submit your comments by 28 April 2023, in any of the following ways:

Online form


Download the response form.

Complete and return to:

Carbon Monoxide,
Building Regulations,
Welsh Government,
Cathays Park,
CF10 3NQ