Here's a list of some of the legislation.
Pick the ones most relevent to your client group, check out your company policies which should explain how you are expected to implement the legislation via practice.
Anti discrimination Act 1977
Racial discrimination act 1975
Age discrimination act 1975
Special Educational Needs and Disability Act 2001
Mental Health Act 1983 and 2007 amended Act
Carers (Equal Opportunities) Act 2004
Human Rights Act 1998
Race Relations Act 1976 and Race Relations (Amendments) Act 2000 and 2003
Sex Discrimination Act 1975 and 1986
Disability Discrimination Act 1995