| Deadlines | Winter 4 Week (W4A) Dec 14 to Jan 08 |
| Enrollment for Winter classes begins | Sep 21 2009 |
| Deadline to complete Financial Aid intent form (http://www4.nau.edu/finaid/summer_winter_aid/) | Dec 07 2009 |
| Payment Deadline - 5:00 p.m. Tuition is due for all students enrolled prior to this date. Students enrolled prior to this date without payment will be dropped from classes (enrollment cancellation). | Dec 09 2009 |
| Instruction begins | Dec 14 2009 |
| Starting today, students who enroll and do not pay within the same day will be charged a $50 late fee | Dec 14 2009 |
| Deadline to add a class without a petition | Dec 15 2009 |
| Credit/Audit - grade option deadline | Dec 15 2009 |
| Petition required to add a class - $25 fee applies | Dec 16 2009 |
| Deadline to drop a class without a "W" grade | Dec 18 2009 |
| Drop with a "W" in effect | Dec 19 2009 |
| Last day for 100% tuition refund (*if class begins on session start date) | Dec 21 2009 |
| A-Pass/Fail grade option deadline | Dec 22 2009 |
| Last day to drop without a petition | Dec 28 2009 |
| Petition required to drop a class - $25 fee applies | Dec 29 2009 |
| Deadline to withdraw from ALL classes | Jan 06 2010 |
| Last day of instruction | Jan 08 2010 |