Prior to the Sunday Trading Act 1994 (STA 1994), it had been illegal to trade on a Sunday, save in certain excepted circumstances, pursuant to the Shops Act 1950. STA 1994 allowed for Sunday trading, but restricted large premises (those over 3,000 sq ft, or 280 sq m) to opening for a maximum of six hours between the hours of 10 am and 6 pm. STA 1994 prospectively enables Sunday trading, but it does not contain any provision revoking or altering any existing covenant not to trade on a Sunday contained within a lease. While some Acts (for example Part II of the Landlord and