Below is course restriction and waitlist information for commonly taken courses by current and prospective SCS Students.

CHBE - Chemical Engineering Restrictions

CHBE course restrictions (for non-CHBE majors) should be lifted around 3pm on November 20th.

Restricted – CHBE 221, 321, 421, 422, 424.

Note: We will not lift restrictions before April 17th for students interested in transferring into CHBE, but we anticipate having seats available on April 17th.

CHEM Course Restrictions

Spring 2025 CHEMISTRY COURSE RESTRICTIONS

Please see the information below to learn when restricted courses will open to non-majors. The department will not provide overrides for these courses before the restrictions are lifted.

Restricted to majors only until ~10 am on December 12th:
CHEM 236, Fundamental Organic Chemistry
CHEM 237, Structure & Synthesis (lab)
CHEM 312, Inorganic Chemistry
CHEM 440, Physical Chemistry Principles

Restricted to majors only until ~10 am on January 7th:
CHEM 360, Chemistry of the Enivronment

The Chemistry Department does not have a waitlist for closed classes so we suggest you use the Favorite Courses to be notified if seats open up so you can register for them.

CS - Computer Science Course Restrictions

CS Course Restriction information is located here.

Engineering Prerequisite Override

The Grainger College of Engineering enforces prerequisites on the following courses. Limited prerequisite overrides can be requested here.

Courses with enforced prerequisites

The list of current courses in which prerequisites are enforced via Self-Service is below:

  • AE 202, 311, 312, 321, 323, 352, 353
  • BIOE 201, 202, 205, 206, 210, 302, 303, 306, 310, 360, 380, 414, 415, 420, 435, 436, 460, 476, 479, 487
  • CEE 201, 202, 300, 310, 320, 330, 340, 350, 360, 380
  • CS 101, 128, 173, 210, 211, 222, 225, 233, 277, 307, 340, 341, 357, 361, 374, 409, 410, 411, 412, 414, 415, 418, 420, 421, 422, 423, 424, 425, 426, 427, 433, 435, 436, 438, 440, 442, 443, 444, 446, 447, 448, 461, 464, 465, 469, 470, 474, 475, 476, 477, 484
  • ECE 205, 206, 210, 211, 220, 304, 307, 310, 311, 313, 314, 329, 330, 333, 340, 342, 343, 350, 365, 374, 380, 385, 391, 395, 414, 415, 428, 435, 438, 444, 448, 449
  • IE 300, 310, 361, 370
  • ME 200, 270, 310, 320, 330, 340, 360, 370, 371
  • MSE 206, 280, 304, 307, 308, 401
  • NPRE 200, 201, 247, 321
  • PHYS 211, 212, 213, 214, 225, 246, 325, 326, 370, 371, 401, 402, 403, 404, 427, 435, 436, 485, 486, 487
  • SE 310, 311, 312, 320
  • TAM 210, 211, 212, 251, 252, 270, 324, 335

Attempts to register for courses without having met prerequisites will yield the following message “Course Prerequisite and/or Test Score Error – Contact Course Department."

MCB Course Restrictions

For MCB restrictions or waitlists, please see this website.

STAT Course Restrictions

The Statistics department will have updated information on when courses such as STAT 400 will be available to non-STAT majors here.

ECON Course Restrictions

For ECON course restrictions, please see this website: https://economics.illinois.edu/academics/courses-registration/undergrad…