Feasts

The principal Feasts which are to be observed in the Church of England are:

Christmas Day
Epiphany
the Annuniation of the Blessed Virgin Mary
Easter Day
Ascension Day
Whitsunday or Pentecost
Trinity Sunday
All Saints' Day

(Canon B6.2)

The Holy Communion shall be celebrated in every parish church at least on all Sundays and principal Feast Days, and on Ash Wednesday and Maundy Thursday.

(Canon B14)