The European Parliament has approved plans for a so-called Covid passport.
It would show whether someone's been vaccinated, tested negative or recently recovered from the virus.
540 MEPs supported the measure, with 119 against and 31 abstentions.
European Commission President Ursula von der Leyen says it's a "key step forward towards free and safe travel this summer".
Midlands North West MEP Colm Markey says he hopes it will allow a revival of fortune for businesses in Ireland: