The swift brick petition to the UK government has so far gained more than 83 000 signatures. Reaching 100 000 signatures would trigger a debate in parliament, but the petition closes on 30th April 2023.
This link will take you to UK government website where you read more specific information about the petition; please consider signing it.
Make swift bricks compulsory in new housing to help red-listed birds - Petitions (parliament.uk)