# The Building (Higher-Risk Buildings Procedures) (Wales) Regulations 2025, Regulation 13: Building control approval applications for work to existing HRB: time limit

Extent: E+W

(1) Where the building control authority receives a building control approval application for work to existing HRB which is valid, it must determine it—
(a) within 8 weeks beginning with the date the application is received by the building control authority, or
(b) within such longer period as at any time the building control authority and the applicant agree in writing.
(2) A building control approval application for work to existing HRB is valid if it complies with regulation 12.

---
Source: https://www.legislation.gov.uk/wsi/2025/1321/regulation/13 (the official version)
Page: https://openlegislation.uk/building-higher-risk-buildings-procedures-wales-regulations-2025/regulation-13
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.