British dual nationals risk imminent refusal of travel to UK, Home Office affirms

Dual nationals who do not present a British passport or certificate of entitlement may be refused boarding under the new rules. Photograph: Amer Ghazzal/Alamy

British citizens with a second nationality risk being blocked from entering the UK from Wednesday, the Home Office has confirmed.

The government has decided to ignore pleas from families, the3million campaign group, the Liberal Democrats and the former Conservative cabinet minister David Davis for a grace period to allow British dual nationals to adapt to the new rules they face.