There are six 8-week sessions per year. Enrollment opens 2 weeks before the first day of class and ends 2 weeks before all coursework is due. All for-credit coursework is due byÌýthe last day of the 8-week session.

2024Ìý³§±ð²õ²õ¾±´Ç²Ô²õ

Enrollment Open: Jan 2– Feb 23Ìý |Ìý Course Session: Jan 15Ìý– Mar 8Ìý

  • Jan 2Ìý, 9:00 a.m. MT | Enrollment Opens
  • Jan 15, 9:00 a.m. MT | Classes Start
  • Jan 15,Ìý9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Jan 28,​Ìý11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Feb 23, 5:00 p.m. MT | Enrollment Closes
  • Mar 05, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Mar 05, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Mar 08, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Mar 08, 4:50 p.m. MT | Deadline to Review Your Peers
  • Mar 08, 11:59 p.m. MT | Last day toÌýdrop or withdraw from a class, if you still qualify.
  • Mar 08, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items
  • Mar 18, 5:00 p.m. MT | Final grades post at 5 p.m., available in Buff Portal through theÌý.
  • Mar 28, 5:00 p.m. MT |ÌýDegree and certificates conferred by 5 p.m.
  • Apr 7, 11:59 p.m. MT |ÌýLast day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

2024ÌýSpring 1 Calendar Ìý

Enrollment Open: Feb 26Ìý– Apr 19Ìý |Ìý Course Session: Mar 11Ìý– May 3Ìý

  • Feb 26, 9:00 a.m. MT | Enrollment Opens
  • Mar 11, 9:00 a.m. MT | Classes Start
  • Mar 11,Ìý9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Mar 24,Ìý11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Apr 19, 5:00 p.m. MT | Enrollment Closes
  • Apr 30, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Apr 30, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • May 3, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • May 3, 4:50 p.m. MT | Deadline to Review Your Peers
  • May 3, 11:59 p.m. MT | Last day toÌýdrop or withdraw from a class, if you still qualify.
  • May 3, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items
  • May 13, 11:59 p.m. MT |ÌýFinal grades post at 5 p.m., available in Buff Portal through theÌý.
  • May 24, 11:59 p.m. | Degree and certificates conferred by 5 p.m.
  • May 31, 11:59 p.m. |ÌýLast day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

2024ÌýSpring 2 Calendar Ìý

Enrollment Open: Apr 22Ìý– Jun 14Ìý |Ìý Course Session: May 6Ìý– Jun 28

  • Apr 22, 9:00 a.m. MT | Enrollment Opens
  • May 6, 9:00 a.m. MT | Classes Start
  • May 6,Ìý9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • May 19,Ìý11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Jun 14, 5:00 p.m. MT | Enrollment Closes
  • Jun 25, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Jun 25, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Jun 28, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Jun 28, 4:50 p.m. MT | Deadline to Review Your Peers
  • Jun 28, 11:59 p.m. MT |ÌýLast day toÌýdrop or withdraw from a class, if you still qualify.
  • Jun 28, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items
  • Jul 8, 5:00Ìýp.m. MT |ÌýFinal grades post at 5 p.m., available in Buff Portal through theÌý.
  • Jul 19, 5:00Ìýp.m. MT |ÌýDegree and certificates conferred by 5 p.m.
  • Jul 26, 11:59 p.m. MT |ÌýLast day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

2024ÌýSummer 1 Calendar Ìý

Enrollment Open: Jun 17Ìý– Aug 9Ìý |Ìý Course Session: July 1Ìý– Aug 23

  • Jun 17, 9:00 a.m. MT | Enrollment Opens
  • Jul 1, 9:00 a.m. MT | Classes Start
  • Jul 1,Ìý9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Jul 14,Ìý11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Aug 09, 5:00 p.m. MT | Enrollment Closes
  • Aug 20, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Aug 20, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Aug 23, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Aug 23, 4:50 p.m. MT | Deadline to Review Your Peers
  • Aug 23, 11:59 p.m. MT | Last day toÌýdrop or withdraw from a class, if you still qualify.
  • Aug 23, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items
  • Sep 3, 5:00 p.m. MT |ÌýFinal grades post at 5 p.m., available in Buff Portal through theÌý.
  • Sep 13, 5:00 p.m. MT |ÌýDegree and certificates conferred by 5 p.m.
  • Sep 20, 11:59 p.m. MT |ÌýLast day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

2024 Summer 2ÌýCalendar Ìý

Enrollment Open: Aug 12Ìý– Oct 4Ìý |Ìý Course Session: Aug 26Ìý– Oct 18

  • Aug 12, 9:00 a.m. MT | Enrollment Opens
  • Aug 26, 9:00 a.m. MT | Classes Start
  • Aug 26,Ìý9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Sep 8,Ìý11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Oct 4,Ìý5:00 p.m. MT | Enrollment Closes
  • Oct 15, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Oct 15, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Oct 18, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Oct 18, 4:50 p.m. MT | Deadline to Review Your Peers
  • Oct 18, 11:59 p.m. MT |ÌýLast day toÌýdrop or withdraw from a class, if you still qualify.
  • Oct 18, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items
  • Oct 28, 5:00 p.m. MT |ÌýFinal grades post at 5 p.m., available in Buff Portal through theÌý.
  • Nov 8, 5:00 p.m. MTÌý|ÌýDegree and certificates conferred by 5 p.m.
  • Nov 15, 11:59 p.m. MT |ÌýLast day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

2024ÌýFall 1 Calendar Ìý

Enrollment Open: Oct 8Ìý– Nov 29Ìý |Ìý Course Session: Oct 21Ìý– Dec 13

  • Oct 8, 9:00 a.m. MT | Enrollment Opens
  • Oct 21, 9:00 a.m. MT | Classes Start
  • Oct 21,Ìý9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Nov 4,Ìý11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Nov 29, 5:00 p.m. MT | Enrollment Closes
  • Dec 10, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Dec 10, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Dec 13, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Dec 13, 4:50 p.m. MT | Deadline to Review Your Peers
  • Dec 13, 11:59 p.m. MT |ÌýLast day toÌýdrop or withdraw from a class, if you still qualify.
  • Dec 13, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items
  • Dec 20, 5:00 p.m. MT |ÌýFinal grades post at 5 p.m., available in Buff Portal through theÌý.
  • Dec 25 - Jan 1,ÌýWinter Break, Campus Closed
  • Jan 12, 5:00 p.m. MT |ÌýDegree and certificates conferred by 5 p.m.
  • Jan 19, 11:59 p.m. MT |ÌýLast day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

2024ÌýFall 2ÌýCalendar Ìý

2025ÌýSessions

Enrollment Open: Jan 2 – Feb 21Ìý |Ìý Course Session: Jan 13Ìý– Mar 7Ìý

  • Jan 2Ìý, 9:00 a.m. MT | Enrollment Opens
  • Jan 13, 9:00 a.m. MT | Classes Start
  • Jan 13,Ìý9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Jan 26,​Ìý11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Feb 21, 5:00 p.m. MT | Enrollment Closes
  • Mar 04, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Mar 04, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Mar 07, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Mar 07, 4:50 p.m. MT | Deadline to Review Your Peers
  • Mar 07, 11:59 p.m. MT | Last day toÌýdrop or withdraw from a class, if you still qualify.
  • Mar 07, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items
  • Mar 17, 5:00 p.m. MT | Final grades post, available in Buff Portal through theÌý.
  • Mar 27, 5:00 p.m. MT |ÌýDegree and certificates conferred.
  • Apr 6, 11:59 p.m. MT |ÌýLast day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

2025 Spring 1 Calendar Ìý

Enrollment Open: Feb 24Ìý– Apr 18Ìý |Ìý Course Session: Mar 10Ìý– May 2Ìý

  • Feb 24, 9:00 a.m. MT | Enrollment Opens
  • Mar 10, 9:00 a.m. MT | Classes Start
  • Mar 10,Ìý9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Mar 23,Ìý11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Apr 18, 5:00 p.m. MT | Enrollment Closes
  • Apr 29, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Apr 29, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • May 2, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • May 2, 4:50 p.m. MT | Deadline to Review Your Peers
  • May 2, 11:59 p.m. MT | Last day toÌýdrop or withdraw from a class, if you still qualify.
  • May 2, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items
  • May 12, 11:59 p.m. MT |ÌýFinal grades post., available in Buff Portal through theÌý.
  • May 23, 11:59 p.m. | Degree and certificates conferred.
  • May 30, 11:59 p.m. |ÌýLast day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

2025 Spring 2 Calendar Ìý

Enrollment Open: Apr 21Ìý– Jun 13Ìý |Ìý Course Session: May 5 – Jun 27

  • Apr 21, 9:00 a.m. MT | Enrollment Opens
  • May 5, 9:00 a.m. MT | Classes Start
  • May 5,Ìý9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • May 18,Ìý11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Jun 13, 5:00 p.m. MT | Enrollment Closes
  • Jun 24, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Jun 24, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Jun 27, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Jun 27, 4:50 p.m. MT | Deadline to Review Your Peers
  • Jun 27, 11:59 p.m. MT |ÌýLast day toÌýdrop or withdraw from a class, if you still qualify.
  • Jun 27, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items
  • Jul 7, 5:00Ìýp.m. MT |ÌýFinal grades post, available in Buff Portal through theÌý.
  • Jul 18, 5:00Ìýp.m. MT |ÌýDegree and certificates conferred.
  • Jul 25, 11:59 p.m. MT |ÌýLast day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

2025 Summer 1 Calendar Ìý

Enrollment Open: Jun 16Ìý– Aug 8Ìý |Ìý Course Session: June 30Ìý– Aug 22

  • Jun 16, 9:00 a.m. MT | Enrollment Opens
  • June 30, 9:00 a.m. MT | Classes Start
  • June 30,Ìý9:00 a.m. MT | ProctorU final exam scheduling begins – Do this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Jul 13,Ìý11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Aug 08, 5:00 p.m. MT | Enrollment Closes
  • Aug 19, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Aug 19, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Aug 22, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Aug 22, 4:50 p.m. MT | Deadline to Review Your Peers
  • Aug 22, 11:59 p.m. MT | Last day toÌýdrop or withdraw from a class, if you still qualify.
  • Aug 22, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items
  • Sep 2, 5:00 p.m. MT |ÌýFinal grades post, available in Buff Portal through theÌý.
  • Sep 12, 5:00 p.m. MT |ÌýDegree and certificates conferred.
  • Sep 19, 11:59 p.m. MT |ÌýLast day to update your diploma name and address in Buff Portal before diplomas and certificates are ordered.

2025ÌýSummer 2ÌýCalendar Ìý

Previous Sessions

Previous: 2023ÌýSessions

Enrollment Open: Jan 02 – Feb 24Ìý |Ìý Course Session: Jan 16 – Mar 10

  • Jan 02, 9:00 a.m. MT | Enrollment OpensÌý
  • Dec 24–Jan 2Ìý| University closedÌý–ÌýThe ÐßÐßÊÓƵ will be closed at this time, including technical support for enrollment. Please plan accordingly and expect delays in response to any communications sent to the university during that time.
  • Jan 16, 9:00 a.m. MT | Classes Start
  • Jan 16, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Jan 29, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Feb 24, 5:00 p.m. MT | Enrollment Closes
  • Mar 07, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Mar 07, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Mar 10, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Mar 10, 4:50 p.m. MT | Deadline to Review Your Peers
  • Mar 10, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items

    2023ÌýSpring 1 Calendar Ìý

Enrollment Open: Feb 27 – Apr 21Ìý|Ìý Course Session: Mar 13Ìý– May 05

  • Feb 27, 9:00 a.m. MT | Enrollment Opens
  • Mar 13, 9:00 a.m. MT | Classes Start
  • Mar 13, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Mar 26, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Apr 21, 5:00 p.m. MT | Enrollment Closes
  • May 02, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • May 02, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • May 05, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • May 05, 4:50 p.m. MT | Deadline to Review Your Peers
  • May 05, 4:50 p.m. MT |ÌýDeadline to submit all remaining graded items
  • May 05,Ìý11:59 p.m. MT | Classes end - access to all items is removed

2023ÌýSpring 2ÌýCalendar Ìý

Enrollment Open: Apr 24 – Jun 16Ìý |Ìý Course Session: May 08Ìý– Jun 30Ìý

  • Apr 24, 9:00 a.m. MT | Enrollment Opens
  • May 08, 9:00 a.m. MT | Classes Start
  • May 08, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • May 21, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Jun 16, 5:00 p.m. MT | Enrollment Closes
  • Jun 27, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Jun 27, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Jun 30, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Jun 30, 4:50 p.m. MT | Deadline to Review Your Peers
  • Jun 30, 4:50 p.m. MT |ÌýDeadline to submit all remaining graded items
  • Jun 30,Ìý11:59 p.m. MT | Classes end - access to all items is removed

2023ÌýSummer 1ÌýCalendar Ìý

Enrollment Open: Jun 19Ìý– Aug 11Ìý |Ìý Course Session: JulÌý03 – Aug 25

  • Jun 19, 9:00 a.m. MT | Enrollment Opens
  • JulÌý03, 9:00 a.m. MT | Classes Start
  • JulÌý03, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Jul 16, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Aug 11, 5:00 p.m. MT | Enrollment Closes
  • Aug 22, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Aug 22, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Aug 25, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Aug 25, 4:50 p.m. MT | Deadline to Review Your Peers
  • Aug 25, 4:50 p.m. MT |ÌýDeadline to submit all remaining graded items
  • Aug 25,Ìý11:59 p.m. MT | Classes end - access to all items is removed

2023ÌýSummer 2ÌýCalendar Ìý

Enrollment Open: Aug 14Ìý– Oct 05Ìý |Ìý Course Session: Aug 28 – Oct 20Ìý

  • Aug 14, 9:00 a.m. MT | Enrollment Opens
  • Aug 28, 9:00 a.m. MT | Classes Start
  • Aug 28, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Sep 10, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Oct 05, 5:00 p.m. MT | Enrollment Closes -ÌýNote that this closes one day earlier than usual!
  • Oct 17, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Oct 17, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Oct 20, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Oct 20, 4:50 p.m. MT | Deadline to Review Your Peers
  • Oct 20, 4:50 p.m. MT |ÌýDeadline to submit all remaining graded items
  • Oct 20,Ìý11:59 p.m. MT | Classes end - access to all items is removed

2023ÌýFall 1ÌýCalendar Ìý

Enrollment Open: Oct 11Ìý– Dec 01Ìý |Ìý Course Session: Oct 23 – Dec 15Ìý

  • Oct 11, 9:00 a.m. MT | Enrollment Opens -ÌýNote that this is twoÌýdays later than the usual schedule!
  • Oct 23, 9:00 a.m. MT | Classes Start
  • Oct 23, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • NovÌý05, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Dec 01, 5:00 p.m. MT | Enrollment Closes
  • Dec 12, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Dec 12, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Dec 15, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Dec 15, 4:50 p.m. MT | Deadline to Review Your Peers
  • Dec 15, 4:50 p.m. MT |ÌýDeadline to submit all remaining graded items
  • Dec 15,Ìý11:59 p.m. MT | Classes end - access to all items is removed

2023ÌýFall 2 Calendar Ìý

Previous: 2022 Sessions

Enrollment Open: Dec 27 – Feb 18Ìý |Ìý Course Session: Jan 10 – Mar 4Ìý

  • Dec 20Ìý(2021), 9:00 a.m. MT | Enrollment OpensÌý– Enrollment opening 1 week earlyÌýdue to CU being closed during the last week of 2021
  • Dec 24–Jan 2Ìý| University closedÌý–ÌýThe ÐßÐßÊÓƵ will be closed at this time, including technical support for enrollment. Please plan accordingly and expect delays in response to any communications sent to the university during that time.
  • Jan 10, 9:00 a.m. MT | Classes Start
  • Jan 10, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Jan 23, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Feb 18, 5:00 p.m. MT | Enrollment Closes
  • Mar 01, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Mar 01, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Mar 04, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Mar 04, 4:50 p.m. MT | Deadline to Review Your Peers
  • Mar 04, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items

2022 Spring 1 Calendar Ìý

Enrollment Open: Feb 21 – Apr 15Ìý |Ìý Course Session: Mar 7 – Apr 29Ìý

  • Feb 21, 9:00 a.m. MT | Enrollment Opens
  • Mar 07, 9:00 a.m. MT | Classes Start
  • Mar 07, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Mar 20, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Apr 15, 5:00 p.m. MT | Enrollment Closes
  • Apr 26, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Apr 26, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Apr 29, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Apr 29, 4:50 p.m. MT | Deadline to Review Your Peers
  • Apr 29, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items

2022 Spring 2 Calendar Ìý

Enrollment Open: AprÌý18 – Jun 10Ìý |Ìý Course Session: May 2 – Jun 24Ìý

  • Apr 18, 9:00 a.m. MT | Enrollment Opens
  • May 2, 9:00 a.m. MT | Classes Start
  • May 2, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • May 15, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Jun 10, 5:00 p.m. MT | Enrollment Closes
  • Jun 21, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Jun 21, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Jun 24, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Jun 24, 4:50 p.m. MT | Deadline to Review Your Peers
  • Jun 24, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items

2022 Summer 1 Calendar Ìý

Enrollment Open: Jun 13 – Aug 5Ìý |Ìý Course Session: JunÌý27 – Aug 19Ìý

  • Jun 13, 9:00 a.m. MT | Enrollment Opens
  • Jun 27, 9:00 a.m. MT | Classes Start
  • Jun 27, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Jul 10, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Aug 05, 5:00 p.m. MT | Enrollment Closes
  • Aug 16, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Aug 16, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Aug 19, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Aug 19, 4:50 p.m. MT | Deadline to Review Your Peers
  • Aug 19, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items

2022 Summer 2ÌýCalendar Ìý

Enrollment Open: Aug 8 – Sep 30Ìý |Ìý Course Session: Aug 22 – Oct 14Ìý

  • Aug 08, 9:00 a.m. MT | Enrollment Opens
  • Aug 22, 9:00 a.m. MT | Classes Start
  • Aug 22, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Sep 04, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Sep 30, 5:00 p.m. MT | Enrollment Closes
  • Oct 11, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Oct 11, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Oct 14, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Oct 14, 4:50 p.m. MT | Deadline to Review Your Peers
  • Oct 14, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items

2022 Fall 1 Calendar Ìý

Enrollment Open: Oct 3Ìý– Nov 25Ìý |Ìý Course Session: Oct 17 – Dec 9Ìý

  • Oct 03, 9:00 a.m. MT | Enrollment Opens
  • Oct 17, 9:00 a.m. MT | Classes Start
  • Oct 17, 9:00 a.m. MT |ÌýProctorU final exam scheduling beginsÌý–ÌýDo this as soon as possible! Must schedule exams 72+ hours in advance. The longer you wait, the fewer available spots.
  • Oct 30, 11:59 p.m. MT | Deadline to petition for a refund for any classes enrolled in before classes started – Must drop class & submit petition within 14 days of registration and before accessing final assessment (See details: MS-DS Handbook)
  • Nov 25, 5:00 p.m. MT | Enrollment Closes
  • Dec 06, 4:50 p.m. MT | Deadline to Schedule ProctorU Exams
  • Dec 06, 4:50 p.m. MT | Deadline to Submit Peer-graded Assignments
  • Dec 09, 4:50 p.m. MT | Deadline to complete ProctorU Exams
  • Dec 09, 4:50 p.m. MT | Deadline to Review Your Peers
  • Dec 09, 11:59 p.m. MT | Classes EndÌý–ÌýDeadline to access & submit all remaining graded items

2022 Fall 2ÌýCalendar Ìý