The Syrians celebrate numerous feasts in a year. All feasts are not equally important. They can be divided into 4 grades according to their importance. Feasts of Grade I are known as moronoyo feasts (the Syriac word moronoyo means "the Lord's"). The feasts related to the important incidents of Christ's life on earth come under this group. Special prayers and the Eucharist will be offered in all churches and the whole Church is expected to observe them. All Sundays come under this group.

The Syrians celebrate numerous feasts in a year. All feasts are not equally important. They can be divided into 4 grades according to their importance. Feasts coming under Grade II are not feasts of the Lord, (not moronoyo) but they are given an equal importance. The terminal days of Lent and fasts come under this group and they have to be celebrated in the same manner as those of grade.

The Syrians celebrate numerous feasts in a year. All feasts are not equally important. They can be divided into 4 grades according to their importance. Feasts coming under this group are mostly feasts of St. Mary and other saints. It is recommended that H. Eucharist be offered and these feasts be observed generally in all churches; but are not obligatory. For example, the day of demise of a particular saint or apostle may be observed as a feast in that particular church, but not elsewhere.

The Syrians celebrate numerous feasts in a year. All feasts are not equally important. They can be divided into 4 grades according to their importance. Observance feasts of Grade IV is purely optional.

Events which are not part of the liturgical calendar of the Church