http://www.legislation.gov.uk/wsi/2000/990/contents/made
The Local Authorities (Discretionary Expenditure Limits) (Wales) Order 2000
Local government
King's Printer of Acts of Parliament
2011-07-05
LOCAL GOVERNMENT, WALES
Section 137 of the Local Government Act 1972 enables a local authority to incur expenditure for certain purposes not otherwise authorised provided that such expenditure does not exceed the amount produced by multiplying a specified sum by the relevant population of the authority’s area. In the case of a principal council in Wales, the sum is £3.80 or such other sum as may by order be specified. In the case of a community council, the sum is £3.50 or such other sum as may by order be specified.