There are various guidance documents available for design engineers to refer to during the detailed design within the building environment. Parker Wilson endorses the following documents are frequently addressed:

BUILDING RESEARCH ESTABLISHMENT (BRE)
BREEAM Industrial
BREEAM 1998 for Offices
ECO Homes Achieving Excellent Rating
Carbon Dioxide Emissions from non-domestic Buildings: 2000 and beyond
BRE Environmental Policy
BRE Sustainability Report 2005-6

CIBSE:
CIBSE Guide F: Energy Efficiency on Buildings.
CIBSE TM22: Energy Assessment and Reporting Methodology.
Building Energy Codes - Energy demands and targets for heated, ventilated or air conditioned buildings.
CIBSE TM23: Testing Buildings for Air Leakage.
CIBSE TM25: Understanding Building Integrated Photovoltaics.

CARBON TRUST ENERGY BENCHMARKING TOOLS:
Offices, Sports and Recreation Buildings, Hotels and Government Civil Estate
Industrial Buildings

BUILDING REGULATIONS:

The Energy Performance of Buildings Directive 2002/91/EC
Manual to the Building Regulations
A Guide to Exempt Buildings
Approved Document A
Approved Document B
Approved Document C
Approved Document D
Approved Document E
Approved Document F
Approved Document G
Approved Document H
Approved Document J
Approved Document K
Approved Document L1A
Approved Document L1B
Approved Document L2A
Approved Document L2B
Approved Document M
Approved Document N
Approved Document P