The MyAccount login allows you to manage both your Council Tax and Housing benefit reduction.
Manage your parking permits here. Update your details, request guest visitor permits and much more besides.
What to do if your Taxicard is lost, stolen or damaged (London Councils website).
Or you can contact:
TaxicardLondon Councils59 ½ Southwark StreetLondonSE1 0AL
Up to Taxicard