Pre-Completion OPT a, during the semester( up to 20 hours per week) b, during annual vacation periods (summer and winter breaks) c, after completion of all course requirements for the degree, while working on the thesis or dissertation.
Post-Completion OPT a, after completion of all course requirements for the degree, while working on the thesis or dissertation. b, after completion of study
The Standard 12 month OPT period can be divided into 2 types, Pre-Completion and Post-Completion. Pre-Completion OPT is any OPT used before degree completion and typically part-time Part-time OPT is deducted from the 12-month limit at 50% Post-Completion OPT is any OPT used after degree completion and is ONLY full-time