The Pontifical Commission Ecclesia Dei has clarified that female altar servers are not allowed at Extraordinary Form Masses
Topic: altar girls
The Cambridge chaplain is right to accept female servers at Tridentine Masses
Posted on Monday, 30 May 2011
I agree with Fr Alban McCoy’s decision even though I am not, in fact, in favour of altar girls
Fr McCoy was not being disobedient when he accepted female servers for the old form
Two years ago a letter from Ecclesia Dei said female servers in the EF was allowable, if not recommended