For information on take-up rate of child benefit in the UK I refer the hon. Member to the answer given to the right hon. Member for North Tyneside (Mr. Byers) on 7 March 2006, Official Report, column 1296W.
This information is not available in the geographical breakdowns requested.
Information on the number of working families with children eligible for, but not receiving tax credits broken down by country and Government Office region is available in table 9 of the 2003-04 tax credit take-up rates publication at:
A similar breakdown for those without children is not available.
Information is not available at council or city level.