According to ITV:
The 60th anniversary of the Queen’s coronation is to be marked by a service of celebration at Westminster Abbey.
The service is expected to be one of the major highlights of this year’s coronation celebrations along with a four-day festival in Buckingham Palace Gardens in July.
Buckingham Palace said the service will take place on Tuesday June 4, a few days after the 60th anniversary of the coronation, followed by a lunch.
Buckingham Palace has also confirmed the Queen and Philip will be travelling to Rome from March 6-7 for their traditional spring tour.