Who can sit Step 2 CK
Step 2 CK uses the same school and enrolment rules as Step 1. Here is the official picture, in plain English.
The two routes
Currently enrolled
- Officially enrolled at a listed school with an ECFMG eligibility note, on application day and test day
- Basic medical science completed, typically at least two years of medical school
Already graduated
- Graduated from a listed school, in a year covered by its ECFMG note
- At least four credit years of medical education, and an accepted ECFMG certification application
Source: ECFMG: eligibility for examination and the ECFMG 2026 Information Booklet, checked October 2026.
How most candidates sequence the Steps
- Step 1Basic science first, because Step 2 CK applies it.
- Step 2 CKThe scored exam, taken once your clinical knowledge is ready.
- Pathway and OETComplete a Pathway that includes OET Medicine for ECFMG certification.
- Residency applicationsApply through ERAS once certified.
Read the full route in the international medical graduate guide.
Attempts and limits
Four attempts
You can attempt each Step up to four times.
Three in 12 months
You cannot take the same Step more than three times in 12 months.
Seven years
The required Steps must be passed within seven years of the first one you pass.
Rules can change. Always confirm in the USMLE Bulletin of Information.
Past papers and syllabus
Every candidate faces the same official content outline, and USMLE does not release past papers. Start from the outline and practise with original questions.
Step 2 CK eligibility questions
Do I need to pass Step 1 first?
Can I sit Step 2 CK while still a student?
Does a score from one attempt expire?
Ready to practise?
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