| Aberdeen City Council | London Borough of Harrow |
| Barnsley MBC | London Borough of Hillingdon |
| Basildon District Council | London Borough of Islington |
| Birmingham City Council | London Borough of Lambeth |
| Bournemouth Council | London Borough of Redbridge |
| Brighton and Hove City Council | London Borough of Southwark |
| Buckinghamshire County Council | London Borough of Waltham Forest |
| Cardiff City Council | London Borough of Wandsworth |
| Cheltenham Borough Council | Luton Borough Council |
| City of London Corporation | Mansfield District Council |
| Cardiff City Council | North Dorset District Council |
| City of Edinburgh | Norfolk County Council |
| City of Sunderland | Northants County Council |
| Coventry City Council | Oxford City Council |
| Cromer District Council | Poole Borough Council |
| Daventry District Council | Portsmouth City Council |
| Devon County Council | Powys County Council |
| Doncaster MBC | Reading Borough Council |
| Dumfries and Galloway Council | Rotherham Met. Borough Council |
| Epping Forest District Council | Salisbury District Council |
| Hartlepool Borough Council | Sheffield City Council |
| Hull City Council | Shropshire County Council |
| Kingston Upon Hull City Council | South Holland District Council |
| Kirklees Metropolitan Borough Council | Stockton On Tees Borough Council |
| Leeds City Council | Surrey County Council |
| Leicester City Council | Stratford Upon Avon District Council |
| London Borough of Barnet | Taunton Deane Borough Council |
| London Borough of Brent | Walsall District Council |
| London Borough of Camden | Watford Borough Council |
| London Borough of Enfield | Wokingham District Council |
| London Borough of Haringey | Wolverhampton MBC |
