It is now official

And it will also be a "flextension" option with the decision to be formalised without another summit to be called. The tweet from Tusk:

"The EU27 has agreed that it will accept the UK's request for a #Brexit flextension until 31 January 2020. The decision is expected to be formalised through a written procedure."

That is very much the anticipated outcome and this officially gives Boris Johnson more time to pursue his election agenda - if he can get the numbers for it that is.

Cable remains unperturbed, trading at 1.2840 - little change on the announcement here.