I don’t think any require them, but some recommend it. My college counselor said that with the state of the world right now, if you haven’t taken SAT I yet, prioritize that, as colleges are being a lot more understanding abt subject tests, etc.
Also, these 2 threads had a lot of good info: http://talk.collegeconfidential.com/sat-subject-tests-preparation/2188546-is-sat-subject-tests-still-worth-taking-since-many-colleges-are-opting-for-test-optional.html#latest