Essex: Bocking division, after the death of UK Independence Party councillor Gordon Helm. Term ends 2017.
Fenland: Manea ward, after the disqualification of councillor Mark Archer who moved to Bangkok and failed to attend any meetings of the council in six months. Term ends in May.
Sevenoaks: Cowden and Hever ward, after the resignation of Christopher Neal who was elected as a Conservative but had joined the UK Independence Party in August. As his term was due to end in May, there will be no byelection.
Wychavon: Elmley Castle and Somerville ward, after the resignation of Conservative councillor Roma Kirke. As her term was due to end in May, no byelection may be held.
Date for byelection
Derbyshire: The byelection due in Brimington division will take place on 5 February.