What your council might ask to see
New applications are checked against government records. Wandsworth Council explains that where a match can’t be found, you’ll be sent a request for evidence of identity. So it can help to update your tax and benefit records first, then the register. Our guide to changing your name with HMRC shows how. Wandsworth Council: evidence of identity
If you use a council’s paper change of name form instead, expect to show evidence. Stockport Council, for example, asks for a marriage or civil partnership certificate, a deed poll or an amended birth certificate, and accepts originals or copies, preferring copies by post. Stockport Council: change your name on the electoral register