Theresa May report in FT

Theresa May is 'expected' to back a new partnership where Britain will mirror the EU's customs regime at its borders and collect tariffs on behalf of Brussels. If there were differences in tariff levels, there would be refunds through the UK government.

...so... not a Brexit?

"It's almost totally unworkable," said one ally to a Eurosceptic cabinet minister.

Read the story in the FT here.