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CARDIFF, UNITED KINGDOM - JUNE 14:  The Union Jack flag flies besides the flag of the European Union in front of City Hall on June 14, 2016 in Cardiff, Wales. The UK goes to the polls next Thursday, June 23, to decide whether Britain should leave or remain in the European Union.  (Photo by Matt Cardy/Getty Images)
CARDIFF, UNITED KINGDOM - JUNE 14:  The Union Jack flag flies besides the flag of the European Union in front of City Hall on June 14, 2016 in Cardiff, Wales. The UK goes to the polls next Thursday, June 23, to decide whether Britain should leave or remain in the European Union.  (Photo by Matt Cardy/Getty Images)

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    What happens if the UK Brexits

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What happens if the UK Brexits

CNNMoney's Nina dos Santos explains what technically happens if the United Kingdom votes to exit the EU according to Article 50 of the Treaty on European Union.

What happens if the UK Brexits

CNNMoney's Nina dos Santos explains what technically happens if the United Kingdom votes to exit the EU according to Article 50 of the Treaty on European Union.