Chelmsford borough council: Vacancy in Broomfield and The Walthams ward after the death of the longest serving councillor, Delmas Ashford. Ashford was an Independent councillor for most of his career, except for 1999-2011 when he was a Conservative. Term ends 2015.
Norfolk county council: Vacancy in North Coast division after the resignation of Stephen Bett, who has been elected Police and Crime Commissioner for Norfolk. He was elected as a Conservative but was sitting as an Independent at the time of his resignation. No byelection can be held because full council elections are due in May.
Norwich city council: There are two byelections on Wednesday 19 December. Crome ward will elect a councillor after the resignation of Labour Party councillor and former Lord Mayor Jenny Lay, who is fighting cancer; the term ends in 2014. Nelson ward will elect a replacement after the resignation of Green Party councillor David Rogers, who has denounced his former party; the term ends in 2016.
Sutton borough council: Byelection on 6 December in Stonecot ward after the resignation of Liberal Democrat councillor Brendan Hudson, who has been elected Chair of NHS Sutton Clinical COmmissioning Board. Term ends 2014.
Wirral borough council: Byelection on 17 January 2013 in Leasowe and Moreton East ward, after the death of Labour councillor Anne McArdle; term ends in 2014. There is also a vacancy in Heswall ward after the death of Conservative councillor Peter Johnson; the term there ends in 2016.
Vale of White Horse district council: Byelection on 6 December for two seats in Sunningwell and Wootton ward, after the resignation of Jane Crossley and the disqualification of Tim Foggin for failure to attend any meetings of the council in six months. Both of the outgoing councillors were Conservatives and both terms end in 2015.
Cornwall council: Byelection on 6 December in Gwinear-Gwithian and St Erth division after the death of Conservative councillor Ray Tovey. Term ends next May. There is also a vacancy in Ludgvan division after the resignation of Independent councillor Irene Bailey due to ill health; as her term had less than six months to run, she will not be replaced in a byelection.
Stratford-on-Avon district council: Jeff Kenner was elected councillor for Shipston ward on 29 November. He gains for the Labour Party a seat previously held by the Conservatives, and restores Labour representation on the council.
Yorkshire and the Humber
Harrogate borough council: Byelection on 13 December in Bilton ward after the resignation of Conservative councillor Alec Brown, who is moving to London. Term ends 2015.
Aberdeenshire council: Ian Tait, an Independent councillor representing Fraserburgh and District ward, has announced that he has gone into opposition and left the Independent group on the council. His move has removed the overall majority of the coalition administration of the council, who now have the same number of seats as the combined opposition.
Comhairle nan Eilean Siar: Angus Morrison was elected councillor for Sgir’ Uige agus Ceann a Tuath Nan Loch ward on 29 November. He stood as an Independent candidate and takes a seat previously held by a member of the Scottish National Party.
South Lanarkshire council: Vacancy in Rutherglen South ward after the death of Scottish National Party councillor Anne Higgins. Term ends 2017. Her death means that Labour now has exactly half of the seats and would gain overall control of the council if a Labour councillor was elected in the byelection.