The phrase "was enrolled on" is correct and can be used in written English.
You can use it when describing the date that someone began a course, program, or activity. Example sentence: He was enrolled on the university's engineering course in 2018.
Despite her protestations, she was enrolled on a one-week start-up training course (this meant that she was paid the equivalent of jobseeker's allowance but from a different fund and never showed up in unemployment statistics).
The first subject was enrolled on 1 February 2007, and enrolment ended on 9 March 2009 after reaching full enrolment.
The study staff began approaching all families of potentially eligible newly diagnosed solid tumor patients on 1 August 2012 and the one-hundredth subject was enrolled on 3 September 2013.
The young Suzanne Farrell was spotted in Cincinnati by New York City Ballet star Diana Adams, and was enrolled on a Ford Foundation scholarship at the School of American Ballet, priming her to become one of choreographer George Balanchine's greatest muses.
"I told Norbert he should come with me, but he said he was enrolled on the Struma and he would wait".
Velveth's life was changed – and probably ultimately saved – when she took Susie for a medical check-up and was enrolled on a programme to curb obesity.
For they know they are enrolled on a course that might one day save their lives.
23 Patients with more than one branch retinal vein occlusion were enrolled on the basis of their first occlusion.
We're enrolled on a day course at this cookery school, in one of Bath's picturesque back lanes.
Fewer than 400 are enrolled on anti-retroviral (ARV) therapy.
Always check that the landlord is enrolled on a Deposit Protection Scheme.
