Building regulations

Part L2 A of the Building Regulations covers the conservation of fuel and power in buildings other than dwellings.

There are five criteria, which are:

• The CO₂ emission rate of the building
• Energy efficiency performance of the building fabric
• Passive control measures to limit solar gains during summer
• Quality of design and construction
• Provision of information for the building operator. 

The full Building Regulations Part L2 A&B 2013 documents can be accessed from the Planning Portal website.

Part F of the Building Regulations ensures the correct installation of ventilation systems to make sure they achieve optimum levels of energy efficiency. This includes guidelines on:

• Domestic ventilation compliance
• Air permeability
• Installation and commissioning
• Control of ventilation

A full copy of the Building Regulations Part F can be downloaded from the Planning Portal website.

Part J of the Building Regulations provides guidance to ensure the safe installation and use of all combustion appliances and liquid fuel storage systems. The Regulations cover the following segments:

1. Air supply
2. Discharge of products of combustion
3. Warning of release of carbon monoxide
4. Protection of building
5. Provision of information
6. Protection of liquid fuel storage systems
7. Protection against pollution

A full copy of the Building Regulations Part J is available for download from the Planning Portal website.