According to a Railway Ministry circular, all employees including officials of the Ministry have been asked to attend an hour's yoga session starting at 10 am on Sunday morning in accordance with the spirit of the International Day of Yoga.
However, the participation in this is voluntary, it said.
Railways had earlier made yoga mandatory at all its 295 training centres across the country and plans to cover all its employees by 2020.
Railways has about 295 training centres for imparting training to its officers, loco pilots, guards, technicians and other services' employees across the country.
As per the action plan, now yoga has become compulsory as part of training for which instructors are being hired.
Railways have issued instructions to all our zonal headquarters, divisions, field units and centres to be part of the yoga camp on June 21.