Does USC Require the CSS Profile?
USC requires the CSS Profile for domestic applicants seeking university need-based aid and uses CSS code 4852. It does not use IDOC, so requested documents belong in USC's FAST portal.
CSS Profile
RequiredUSC requires the CSS Profile from domestic first-year and transfer applicants seeking university need-based aid. Eligible citizens and noncitizens also file the FAFSA, while qualifying undocumented California students use the CADAA instead.
CSS school code
4852USC's CSS Profile code is 4852. Use that code to send the form to University of Southern California.
Published financial aid deadlines
These are the school's currently published 2027–28 dates. A late or updated application cycle can use different dates, so confirm the deadline shown in your applicant portal.
Which parent files?
If parents are separated, divorced, or never married, USC requires the noncustodial parent to complete a separate CSS Profile. USC may also request that parent's tax information and calculates the applicable household contributions separately.
Documents and next steps
Use USC CSS code 4852 and 2025 income information. USC does not participate in IDOC; applicants submit tax returns, nonfiler statements, or other documents through the FAST portal within 10 business days when the aid office requests them.
Official sources for this answer
- USC 2027–28 financial aid application instructions (checked August 2, 2026)
- USC prospective student aid deadlines (checked August 2, 2026)
Common questions
Does USC require the CSS Profile?
Yes. USC requires the CSS Profile for domestic applicants seeking university need-based aid and uses CSS code 4852. It does not use IDOC, so requested documents belong in USC's FAST portal.
What is USC's CSS Profile code?
USC's CSS Profile code is 4852. Use that code to send the form to University of Southern California.
When is USC's financial aid deadline?
Early Decision: November 1, 2026; Early Action: November 15, 2026; Regular Decision: February 3, 2027; Transfer: March 2, 2027.
Is the FAFSA enough for USC?
Not for USC's institutional aid. Eligible students should file the FAFSA for federal aid, but USC uses the CSS Profile separately to evaluate its own need-based funding.
Estimate the rest of your aid
The CSS Profile does not tell you what federal aid you may receive. Estimate that separately, then compare the result with each college's net price and your outside scholarship options.