Building Regulations 2010

0 Type of building Schedule 1

Q0.1 Is the building work residential or non-residential?

This determines which requirements of Schedule 1 apply

1 Nature of the building work Reg. 3(1)

Q1.1 Is the work the erection of a new building?

Q1.2 Is the work an extension to an existing building?

Q1.3 Does the work involve the provision or extension of a controlled service or fitting?

If yes, Section 2 will be presented

Q1.4 Does the work constitute a material alteration?

If yes, Section 3 will be presented

Q1.5 Does the work involve a material change of use?

If yes, Section 4 will be presented

Q1.6 Does the work involve inserting insulation into an existing cavity wall?

Q1.7 Does the work involve underpinning a building?

Q1.8 Does the work involve changing the energy status of a building or part of a building?

Q1.9 Does the work involve upgrading the thermal performance of an existing building element (floor, wall, roof, window or door)?

Q1.10 Does the work trigger consequential improvements to energy performance?

1A Purpose Group & Building Height AD B — Appendix B

Presented because Q1.1, Q1.2, Q1.3 or Q1.4 = Yes

Q1A.1 What is the Purpose Group of the building?

For Q1.3 and Q1.4 this relates to the existing building

2 Controlled services and fittings Reg. 3(1)(b)

Presented because Q1.3 = Yes

Q2.1 Does the work involve a cold water supply system?

Req. G1

Q2.2 Does the work involve a hot water supply system or unvented hot water storage?

Req. G3

Q2.3 Does the work involve foul water drainage?

Req. H1

Q2.4 Does the work involve a wastewater treatment system or cesspool?

Req. H2

Q2.5 Does the work involve rainwater drainage?

Req. H3

Q2.6 Does the work involve solid waste storage?

Req. H6

Q2.7 Does the work involve a heat-producing combustion appliance (gas, oil, or solid fuel)?

Reqs. J1–J5

Q2.8 Does the work involve liquid fuel storage?

Reqs. J6–J7

Q2.9 Does the work involve an electrical installation?

Req. P1

Q2.10 Does the work involve a mechanical ventilation system?

Req. F1

Q2.11 Does the work involve lighting, heating, controls or a heat pump (ground source or air source)?

Req. L1

Q2.12 Does the work involve on-site electricity generation (e.g. solar PV)?

Req. L2

3 Material alteration Reg. 3(1)(c) & 3(2)

Presented because Q1.4 = Yes

Q3.1 Does the alteration affect the structural stability of the building?

Part A

Q3.2 Does the alteration affect the means of warning and escape from fire?

Requirement B1

Q3.3 Does the alteration affect internal fire spread through the structure?

Requirement B3

Q3.4 Does the alteration affect external fire spread?

Requirement B4

Q3.5 Does the alteration affect access and facilities for the fire service?

Requirement B5

Q3.6 Does the alteration affect access to and use of the building?

Part M

Q3.7 Does the alteration affect toilet accommodation?

Part T

4 Change of use Reg. 5

Presented because Q1.5 = Yes

Q4.1 After the change, will the building be used as a dwelling where previously it was not?

Reg. 5(a)

Q4.2 After the change, will the building contain a flat where previously it did not?

Reg. 5(b)

Q4.3 After the change, will the building be used as a hotel or boarding house where previously it was not?

Reg. 5(c)

Q4.4 After the change, will the building be used as an institution where previously it was not?

Reg. 5(d)

Q4.5 After the change, will the building be used as a public building where previously it was not?

Reg. 5(e)

Q4.6 Was the building previously within Schedule 2 (exempt buildings) and will it cease to be so after the change?

Reg. 5(f)

Q4.7 Does the building contain at least one dwelling, and will the change result in a greater or lesser number of dwellings than previously?

Reg. 5(g)

Q4.8 After the change, will the building contain a room for residential purposes where previously it did not?

Reg. 5(h)

Q4.9 Does the building already contain rooms for residential purposes, and will the change result in a greater or lesser number of such rooms than previously?

Reg. 5(i)

Q4.10 After the change, will the building be used as a shop where previously it was not?

Reg. 5(j)

Q4.11 After the change, will the building become a higher-risk residential building (HRRB) where previously it was not?

Reg. 5(k)

Q4.12 Is the change of use of the whole building or part only?

Schedule of building work

Phase 2 — Schedule of Applicable Requirements