A guide to energy performance certificates for the construction, sale and let of non-dwellings
2nd edition July 2008
The Energy Performance of Buildings (Certificates
and Inspections) (England and Wales) Regulations 2007 SI 2007/991,
amended by SI 2007/1669, SI 2007/3302 and SI 2008/647
This strategic guide is intended to support the inclusion of LZC energy sources in Building Regs Part L2A and L2B.
A second tier document referenced in L2B as source of guidance on the means of complying with the requirements of Building Regs Part L for space heating systems, hot water systems, cooling and ventilation systems. The guide was prepared by industry bodies and the ODPM.