Duncan said he and seven other residents of Spain had not been allowed to board the 10.55am flight to Madrid. The British embassy in Madrid reiterated in a tweet on Saturday night that the green card was valid. British residents in Spain 'confused and alarmed' about post-Brexit future Read moreIt was not just the Madrid flight that was affected. “Everyone had their NIE, negative PCR test result and HR code [Spanish travel health] which all had been already checked prior to boarding at Heathrow. There are about 300,000 British residents in Spain, although the number may be much higher as many live outside the Spanish system.

Source: The Guardian January 03, 2021 01:46 UTC