The luxury operator, which employs 160 people across its Inspiring Travel Company, Regent Holidays, Rainbow Tours and Spectate brands, will be giving all staff a day off to spend time with friends and family within the latest guidelines.
From 29 March, outdoor gatherings (including in private gardens) of either six people or two households will be allowed.
A year on from the start of lockdown and "following what has been a challenging time for the nation", ITC said it was "delighted to give its hardworking team the time to make the most of this long-anticipated day".