Brexit will be made official as the UK leaves the European Union single market and customs union today. But what happens next?

Today’s the day the United Kingdom leaves the rest of the European Union.

When the clock ticks over into January 1 in the UK, it will leave the single market and customs union.

It has been hailed as a “new beginning” for Britain in its relationship with European neighbours.

After years of negotiations, missed deadlines and extensions, negotiators struck a trade deal last week with the European Union on Brexit at the 11th hour.

Both sides claim the agreement — which is more than 1,200 pages long — protects their goals.

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But how will things change now that the UK has split from the EU? Here’s what we know.

A quick catch-up on Brexit

The UK officially began the process of leaving the EU on March 29, 2017 after a close majority voted in…