Chapter 2: Claims, decisions and challenges1. How to claim benefitsInformation to support your claimBackdating2. Decisions and delaysInterim payments and short-term advancesPayments on account of housing benefitCrisis grants3. Challenging decisions and complaintsAppealsHow to appealComplaintsDWP complaintsHMRCUsing your MPSocial Security Scotland complaintsLocal authority complaintsComplaining to the OmbudsmanCompensation paymentsJudicial review