Your rights as a tenant will depend on the type of tenancy you have and when you moved into the property:
Assured shorthold tenancies
After 28 February 1997 or between 15 January 1989 and 28
February 1997 if your landlord gave you a notice at the start
of your tenancy stating you were an assured shorthold tenant.
Assured tenancies
Between 15 January 1989 and 28 February 1997
Regulated tenancies
Before 15 January 1989
This information is also available in Arabic, Farsi, Hindi, Gujerati, Polish, Punjabi, Urdu and Somali (pdf).