http://www.legislation.gov.uk/uksi/1993/3222/signature/made
The Exempt Entertainments (Variation of Monetary Limit) Order 1993
Gambling and lottery licences
King's Printer of Acts of Parliament
2011-07-04
BETTING, GAMING AND LOTTERIES
This Order has the effect of increasing from £50 to £250 the sum which the promoters of a lottery incidental to an exempt entertainment are permitted to deduct from the proceeds of the entertainment on account of expenses incurred by them in purchasing prizes in the lottery.
Michael HowardOne of Her Majesty’s Principal Secretaries of StateHome Office