(i) the additional costs allowance (ACA) paid to reimburse MPs for necessary
expenses incurred when staying overnight away from their main home for the
purpose of performing
parliamentary duties was set at a maximum level of # 22,110 for 2006/07 and incorporates claims of up to # 250 on any «allowable» item without a receipt as well as up to # 400 per month on food without a receipt;