Mr. Sanders Share this specific contribution Share a link to this specific contribution: Share contribution 1 on Twitter Share contribution 1 on Facebook Share contribution 1 via Email Copy link to contribution 1 to clipboard Copy link To ask the Chancellor of the Exchequer what estimate he has made of the likely annual cost to the public purse of extending the working tax credit scheme to 18 to 25-year-olds; and if he will make a statement. (253297) Mr. Timms Share this specific contribution Share a link to this specific contribution: Share contribution 2 on Twitter Share contribution 2 on Facebook Share contribution 2 via Email Copy link to contribution 2 to clipboard Copy link The annual cost of extending working tax credit to 18 to 25-year-olds is estimated to be around £285 million in 2009-10.