# The Building (Higher-Risk Buildings Procedures) (Wales) Regulations 2025, Regulation 29: New principal contractor or principal designer etc: notification

Extent: E+W

(1) This paragraph applies where, at any time after building control approval for HRB work, a stage of HRB work or work to existing HRB is granted the client appoints a principal contractor (or sole contractor) or principal designer (or sole or lead designer) or where duties are assigned under regulation 11T(4) of the 2010 Regulations.
(2) Where paragraph (1) applies, the client must give a notice, signed by the client, to the building control authority containing—
(a) the name, address, telephone number and (if available) email address of the person appointed,
(b) a statement that the client—
(i) has complied with regulation 11V(2)(b) (consideration of past misconduct) of the 2010 Regulations,
(ii) is satisfied in the case of a principal contractor, that the person fulfils the requirements in regulations 11W(1) and (2) and 11Y(1) of the 2010 Regulations,
(iii) is satisfied in the case of a principal designer, that the person fulfils the requirements in regulations 11W(1) and (2) and 11X(1) of the 2010 Regulations, and
(iv) is satisfied in the case of a sole contractor, or sole or lead designer, that the person fulfils the requirements in regulations 11W(1) and (2) of the 2010 Regulations,
(c) in relation to each principal contractor or principal designer, a copy of the record, in respect of the person, that the client created under regulation 11U(8) or (9) (principal designer and principal contractor) of the 2010 Regulations, and
(d) a declaration as to the truth of the statement referred to in sub-paragraph (b) and of the record (if any) referred to in sub-paragraph (c).
(3) On request from the client, the person who was the principal contractor (or sole contractor) or principal designer (or sole or lead designer), before the appointment or assignment referred to in paragraph (1) must give the client a statement in writing, signed and dated by them, which sets out—
(a) their name, address, telephone number and (if available) email address;
(b) the dates of their appointment;
(c) subject to paragraph (d), a certificate—
(i) in the case of a person who was a principal contractor (or sole contractor), that they have fulfilled their duties as a principal contractor under Part 2B (dutyholders and competence) of the 2010 Regulations;
(ii) in the case of a person who was principal designer (or sole or lead designer), that they have fulfilled their duties as a principal designer under Part 2B (dutyholders and competence) of the 2010 Regulations;
(d) where a person is unable to certify that they have fulfilled their duties, a statement explaining what duties they were unable to fulfil and the reasons for not being able to do so.
(4) The client must ensure the notice under paragraph (2) is accompanied by a copy of a statement provided to them under paragraph (3).
(5) Where, at the date a client gives the notice under paragraph (2), the client is unable to obtain the statement under paragraph (3), the notice under paragraph (2) must be accompanied by a statement by the client explaining the steps the client has taken to obtain the statement together with any reasons the person referred to in paragraph (3) has given for not providing the statement.
(6) The client must give the notice under paragraph (2) together with a copy of the statement referred to in paragraph (3) or, if applicable, a statement referred to in paragraph (5), to the building control authority within 10 working days beginning with the date of the appointment.
(7) The client must ensure—
(a) a record is made of the change of principal contractor (or sole contractor) or principal designer (or sole or lead designer) in the change control log, and
(b) the construction control plan is revised, under regulation 18, to reflect the change.
(8) Where paragraph (1) applies and the client is a domestic client (“DC”), (except where under regulation 11T(1) of the 2010 Regulations a domestic client has assigned duties to themselves), the following applies instead of paragraphs (2) to (7)—
(a) except where the person appointed (“PA”) is the first person appointed to the role, the person who held the role before PA (“outgoing dutyholder”) must, within 5 working days of the date their appointment ends, give the DC a notice which sets out—
(i) their name, address, telephone number and (if available) email address;
(ii) the date their appointment ended;
(iii) subject to paragraph (b), a certificate—
(aa) in the case of a person who was a principal contractor (or sole contractor), that they fulfilled their duties as a principal contractor under Part 2B (dutyholders and competence) of the 2010 Regulations;
(bb) in the case of a person who was principal designer (or sole or lead designer), that they fulfilled their duties as a principal designer under Part 2B (dutyholders and competence) of the 2010 Regulations;
(b) where the outgoing dutyholder is unable to certify that they fulfilled their duties, a statement explaining what duties they were unable to fulfil and the reasons for not being able to do so;
(c) DC must provide the information referred to under sub-paragraph (a) and (b) to PA on the date of appointment of PA or as soon as practicable after that date;
(d) subject to paragraph (10), PA must give a notice to the building control authority which includes—
(i) the location of the building work;
(ii) the name, address, telephone number and (if available) email address of PA and the date of appointment;
(iii) except where PA is the first person appointed to the role, the name, address, telephone number and (if available) email address of the outgoing dutyholder and the date their appointment ended;
(iv) a statement explaining the notice is given on behalf of DC.
(9) PA must ensure the notice under paragraph (8)(d) is accompanied by a copy of a certificate provided to them under paragraph (8)(a)(iii) or a statement provided to them under paragraph (8)(b).
(10) Where PA has not received the information required to be provided under paragraph (8)(c) by the time the notice under paragraph (8)(d) is to be given, the statement given by PA under paragraph (8)(d)(iv) must also include an explanation to that effect.
(11) A notice required under paragraph (8)(d) must be given to the building control authority within 10 working days beginning with the date of the appointment.
(12) PA must ensure—
(a) a record is made of the change of principal contractor (or sole contractor) or principal designer (or sole or lead designer) in the change control log, and
(b) the construction control plan is revised, under regulation 18, to reflect the change.

---
Source: https://www.legislation.gov.uk/wsi/2025/1321/regulation/29 (the official version)
Page: https://openlegislation.uk/building-higher-risk-buildings-procedures-wales-regulations-2025/regulation-29
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.