Guidance on the Operation of the Animals (Scientific Procedures) Act 1986

This is available from the Home Office website: 


Code of Practice for the Housing and Care of Animals Bred Supplied or Used for Scientific Purposes

This document was published in December 2014 and is available from the Home Office Website:


Home Office Guidance on Recording of Actual Severity

This is available on the Home Office website:


and specifically for genetically altered animals:

Identification and management of patterns of low level concerns at licensed establishments

This document describes the approach that the Home Office takes when inspectors identify low-level concerns. These low-level concerns are not in themselves breaches of ASPA or licence conditions but, taken together, form a pattern which could indicate that a management and/or welfare regime may have weaknesses which could pose an increased risk of non-compliance.