Regulation 26 Change control: major changes and notifiable changesI1

In these Regulations—

• “major change” (“newid mawr”) means—

  1. (a)

     in relation to HRB work or a stage of HRB work—

     1. (i)

        a change which is a material change of use to any part of a proposed higher-risk building;

     2. (ii)

        a change of the proposed use of any part of a proposed higher-risk building so that after the change the part of the building is to have a use as a car park or cease to have a use as a car park (whether the car park is for the occupiers of the building or otherwise);

     3. (iii)

        a change which increases or decreases the external height or width of a proposed higher-risk building;

     4. (iv)

        a change to the number of storeys in a proposed higher-risk building (including adding or removing a mezzanine or gallery floor);

     5. (v)

        a change to the structural design or structural loading of the building;

     6. (vi)

        a change to the number or width of the staircases in a proposed higher-risk building or a change to the length of any other escape route or the number or width of any escape route (including evacuation lift) within the proposed building;

     7. (vii)

        a change to the external wall of a proposed higher-risk building including a wall tie, wall restraint fixing or support system in the wall;

     8. (viii)

        a change to any part of the active fire safety measures or passive fire safety measures in a proposed higher-risk building referred to in the fire and emergency file;

     9. (ix)

        a change to the layout or dimensions of the common parts within a proposed higher-risk building;

     10. (x)

         a change proposing occupation of any part of the proposed higher-risk building before all work is completed;

     11. (xi)

         subject to paragraph (2), a change of any construction product or building element to be used in or on a higher-risk building (or to be used as part of works to a higher-risk building) such that its replacement is of a lower classification under the reaction to fire classification;

     12. (xii)

         a change to any assumptions made in the design of a proposed higher-risk building as set out in the Building Regulations compliance statement;

     13. (xiii)

         a change to the number of flats, residential rooms or commercial units contained in a proposed higher-risk building;

  2. (b)

     in relation to work to existing HRB—

     1. (i)

        a change which is a material change of use to any part of a higher-risk building;

     2. (ii)

        a change of the use of any part of a higher-risk building so that after the change the part of the building is to have use as a car park or cease to have a use as a car park (whether the car park is for the occupiers of the building or otherwise);

     3. (iii)

        a change which increases or decreases the external height or width of a higher-risk building;

     4. (iv)

        a change to the number of storeys in a higher-risk building (including adding or removing a mezzanine or gallery floor);

     5. (v)

        a change to the structural design or structural loading of the building;

     6. (vi)

        a change to the number or width of the staircases in a higher-risk building or a change to the length of any other escape route or the number or width of any escape route (including evacuation lift) within the building;

     7. (vii)

        a change to the external wall of a higher-risk building including a wall tie, wall restraint fixing or support system in the wall;

     8. (viii)

        a change to any part of the active fire safety measures or passive fire safety measures in a higher-risk building referred to in the fire and emergency file;

     9. (ix)

        a change to the layout or dimensions of the common parts within a higher-risk building;

     10. (x)

         subject to paragraph (2), a change of any construction product or building element to be used in or on a higher-risk building (or to be used as part of works to a higher-risk building) such that its replacement is of a lower classification under the reaction to fire classification;

     11. (xi)

         a change to any assumptions made in the design of a higher-risk building or works to a higher-risk building as set out in the Building Regulations compliance statement;

     12. (xii)

         where the building or part of a building is not occupied during the work, a change proposing occupation before all the work is completed;

     13. (xiii)

         a change to the number of flats, residential rooms or commercial units contained in a higher-risk building;

  3. (c)

     a change specified by the building control authority as a major change by notice given under regulation 25;

• “notifiable change” (“newid hysbysadwy”) means—

  1. (a)

     a change to the construction control plan other than a change to the schedule of appointments contained within it;

  2. (b)

     a change to the change control plan;

  3. (c)

     a change to the layout of a flat or residential room in a proposed higher-risk building or in a higher-risk building;

  4. (d)

     a change to the number or dimensions of any openings in any wall, ceiling or other building element for any pipe, duct or cable;

  5. (e)

     a change to the wall tie, wall restraint fixing or support system in any wall or proposed wall (excluding an external wall);

  6. (f)

     subject to paragraph (2), a change of any construction product or building element to be used in or on a proposed higher-risk building (or to be used as part of works to a higher-risk building) where its replacement is of the same or higher classification under the reaction to fire classification;

  7. (g)

     any other change to the fire and emergency file or fire safety compliance information;

  8. (h)

     a change specified by the building control authority as a notifiable change by notice given under regulation 25;

  9. (i)

     a change to the partial completion strategy;

  10. (j)

      a change to a staged work statement or a subsequent stages statement.

Where an agreed document specifies use of a construction product or building element falling within a specified class, the change to another product or element falling within the same design specification is a recordable change.

In this regulation—

• “reaction to fire classification” (“dosbarthiad adwaith i dân”) means BS EN 13501-1:2018 entitled “Fire classification of construction products and building elements. Classification using data from reaction to fire tests” (ISBN 978 0 580 95726 0) published by the British Standards Institute on 14 January 2019;

• “staged work statement” (“datganiad gwaith fesul cam”) has the meaning given in regulation 4(3)(b)(i);

• “subsequent stages statement” (“datganiad camau dilynol”) has the meaning given in regulation 4(3)(c)(i).