Maundy Thursday uses the term "Maundy Thursday" to refer to the holy day in its official sources. In the Eastern Orthodox Church, the name for the holy day is, in the Byzantine Rite, "Great and Holy Thursday" or "Holy Thursday", and in Western Rite Orthodoxy "Maundy Thursday", "Holy Thursday" or both. The Coptic Orthodox Church uses the term "Covenant Thursday" or "Thursday of the Covenant". In the Maronite Church and the Syriac Orthodox Church, the name is "Thursday of Mysteries". "Maundy Thursday" is the official name of the day in the civil legislation of England and the Philippines. The day has also
Holy Week Passion Week (the week before Holy Week) to the level of a commemoration, and in 1969 the celebration was removed from the General Roman Calendar as a duplicate of the September feast. Observance of the calendar as it stood in 1962 is still permitted as an extraordinary form of the Roman Rite, and even where the calendar as revised in 1969 is in use, some countries, such as Malta, have kept it in their national calendars. In every country, the 2002 edition of the Roman Missal provides an alternative collect for this Friday: <poem> O God, who in this season