The Hazardous Waste Technical Guidance WM2 has been amended - most of the changes are minor and/or corrections of technical and typographical errors.
A copy of the revised document is available on the EA website.
http://www.environment-agency.gov.uk/business/444217/590750/590821/502174/496498/
And Defra has issued new guidance on their website:
http://www.defra.gov.uk/environment/waste/special/index.htm
Hazardous Waste Regulations - Guidance on Offences
Hazardous Waste Regulations - Guidance on Transitionals
Hazardous Waste Regulations - Guidance on Emergencies and Grave Danger