West Suffolk Council will replace St Edmundsbury Borough and Forest Heath District Councils in April 2019.
Cllr Matthew Hicks appoints several West Suffolk figures to his cabinet.
Purpose of shadow authority is to ensure a smooth transition.
Conservative councillors have voted for Matthew Hicks to replace Colin Noble as their leader.
New dean responds to Lord Tebbit's comments which have been condemned as 'disgusting' by a Bury St Edmunds councillor.