http://www.legislation.gov.uk/uksi/1997/43/contents/made

The Lotteries (Prizes and Expenses: Variation and Prescription of Percentage Limits) Order 1997

National Lottery

Gambling and lottery licences

King's Printer of Acts of Parliament

2011-07-04

BETTING, GAMING AND LOTTERIES

This Order increases the percentages prescribed by section 11 of the Lotteries and Amusements Act 1976 as the maximum percentages of the proceeds of a society’s or local lottery which may be appropriated for the provision of prizes or expenses. It also limits the percentage which may be appropriated for prizes and expenses combined.