George Mason University

Summer 2027 Academic Calendar

Approved by Faculty Senate on: October 20, 2021

Updated October 8, 2026

• Priority Dates / Time Tickets
• Important Dates
• Part of Term and Tuition Liability Dates
• Contact Hour Requirement Dates (Session A, B, C)

Priority Dates and Time Tickets

Registration times are assigned to each class code in order of completed hours from most to least. Go to Patriot Web to verify your registration time and to make sure you have a record free of holds that prevent registration. Click here to view a tutorial on how to find your registration time ticket in Patriot Web.

*All newly-admitted freshmen and transfer students must attend orientation and will register on that day.

Important Dates

Dates and deadlines listed on this page include full semester and 7.5 Week Sessions only.   Academic calendar dates are subject to change.

For add/drop deadlines for courses that meet less than a full semester, see Non-standard Sections Dates.

Part of Term and Tuition Liability Dates

There are standard Part-of-Term codes designated for courses that meet for the full semester (1),the first half of the semester (1F), or the last half of the semester (1L). Some courses meet for less than the full semester and have modified add, drop, and tuition liability dates. The part-of term code for non-standard courses will be listed in the section notes on Patriot Web. Please refer to the chart below for specific add/drop deadline dates. These dates are subject to change.

Please note: Courses may be assigned to a Part-of-Term code that doesn’t necessarily match the exact start and end date for the section. Students should consult Patriot Web for the exact start and end dates for these non-standard courses.

Refer to the Student Accounts website for more payment policies information and important tuition deadlines.

*As of Fall 2020, the Selective Withdrawal Period applies to degree and non-degree seeking undergraduate students only.

Contact Hour Requirement Dates (Session A, B, C)

Certain meeting patterns offered in Session A, B, and C will fulfill the contact hour requirement prior to the final day of the Session. Face-to-face sections with the following meeting patterns will meet this requirement per the chart below. Instructors are not required to hold class meetings beyond the date listed below.