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Academic calendar

Three-week Summer Session

December 1, 2014Enrollment and registration begin (paper enrollment forms will be accepted from this date through the registration deadline)
March 2 - May 6, 2015Online enrollment period
April 24, 2015Deadline for financial aid applications
May 6, 2015After this date, a $100 nonrefundable one-time registration fee will be charged for any course-enrollment form submitted, only paper enrollment forms will be accepted, and tuition and fees will be due at time of enrollment.
May 6, 2015Registration (payment) deadline for visiting Summer Session students taking online classes
May 26, 2015Living units open at 2:00 p.m.
May 27 - June 19, 2015Three-week Summer Session
May 27-29, 2015Course withdrawal period with a 100% tuition refund
May 27, 2015Registration deadline. All tuition and fees are due by this date. Registration takes place in B20 Day Hall.
May 27, 2015Classes begin
June 1, 2015Late-registration period begins. A $100 per-week late-registration fee is charged if you enroll and register after this deadline.
June 1-2, 2015Course withdrawal period with a 50% tuition refund
June 1, 2015Course add deadline
June 1, 2015Deadline for credit and grade option changes
June 3, 2015Course withdrawal on or after this date receives 0% tuition refund
June 5, 2015Deadline to drop or withdraw from a course
Variable datesCourse evaluation system open for students a few days before the end of class
June 17, 2015Classes end
June 18, 2015Study day
June 19, 2015Final exams
June 20, 2015Living units close at 4:00 p.m.
July 1, 2015Grades from Student Center and transcripts are available after this date

Eight-week Summer Session

December 1, 2014Enrollment and registration begin (paper enrollment forms will be accepted from this date through the registration deadline)
March 2 - May 6, 2015Online enrollment period
April 24, 2015Deadline for financial aid applications
May 6, 2015After this date, a $100 nonrefundable one-time registration fee will be charged for any course-enrollment form submitted, only paper enrollment forms will be accepted, and tuition and fees will be due at time of enrollment.
May 29, 2015Registration (payment) deadline for visiting Summer Session students taking online classes
June 7, 2015Living units open at 2:00 p.m.
June 8 - August 4, 2015Eight-week Summer Session
June 8, 2015Classes begin
June 8, 2015Registration deadline. All tuition and fees are due by this date. Registration takes place in B20 Day Hall.
June 8-10, 2015Course withdrawal period with a 100% tuition refund
June 11, 2015Late-registration period begins. A $100 per-week late-registration fee is charged if you enroll and register after this deadline.
June 11-12, 2015Course withdrawal period with a 50% tuition refund
June 13, 2015Course withdrawal on or after this date receives 0% tuition refund
June 18, 2015Course add deadline
June 18, 2015Deadline for credit and grade option changes
July 1, 2015Deadline to drop or withdraw from a course
July 3, 2015No classes (Independence Day observed)
Variable datesCourse evaluation system open for students a few days before the end of class
July 31, 2015Last day of classes
August 3-4, 2015Final exam period
August 5, 2015Living units close at 4:00 p.m.
August 14, 2015Grades from Student Center and transcripts are available after this date

Six-week Summer Session

December 1, 2014Enrollment and registration begin (paper enrollment forms will be accepted from this date through the registration deadline)
March 2 - May 6, 2015Online enrollment period
April 24, 2015Deadline for financial aid applications
May 6, 2015After this date, a $100 nonrefundable one-time registration fee will be charged for any course-enrollment form submitted, only paper enrollment forms will be accepted, and tuition and fees will be due at time of enrollment.
May 29, 2015Registration (payment) deadline for visiting Summer Session students taking online classes
June 21, 2015Living units open at 2:00 p.m.
June 22 - August 4, 2015Six-week Summer Session
June 22, 2015Classes begin
June 22-24, 2015Course withdrawal period with a 100% tuition refund
June 22, 2015Registration deadline. All tuition and fees are due by this date. Registration takes place in B20 Day Hall (except Physical Education courses -- see below).
June 22, 2015See the CU Physical Education site for registration information.
June 25, 2015Late-registration period begins. A $100 per-week late-registration fee is charged if you enroll and register after this deadline.
June 25-26, 2015Course withdrawal period with a 50% tuition refund
June 27, 2015Course withdrawal on or after this date receives 0% tuition refund
June 30, 2015Course add deadline
June 30, 2015Deadline for credit and grade option changes
July 3, 2015No classes (Independence Day)
July 10, 2015Deadline to drop or withdraw from a course
Variable datesCourse evaluation system open for students a few days before the end of class
July 31, 2015Last day of classes
August 3-4, 2015Final exam period
August 5, 2015Living units close at 4:00 p.m.
August 14, 2015Grades from Student Center and transcripts are available after this date

Summer Session Special Programs

May 27 - July 31, 2015Special Program
First day of classRegistration deadline
Last day of classFinal exams