The methodology and formula used to calculate changes in council house rents, and housing subsidy for each local authority, are set out in the annual Housing Revenue Account (HRA) subsidy determination which is available on the Department’s website at
http://www.communities.gov.uk/publications/housing/hrasubsidydeterminations0910
I have arranged for a copy of the 2009-10 determination to be placed in the Library of the House.