These Regulations amend the Ayr Road Route (M77) (Speed Limit) Regulations 1996 which regulate the speed on the M77 Motorway between Junction 1 (Dumbreck) and Junction 4 (Crookfur). The amendments increase the speed limit from 50mph to 60mph over 973 metres of the main carriageway and certain connecting roads of the M77 Motorway between Junction 3 and the boundary of Glasgow City Council and East Renfrewshire Council.