"Home Use Only" and/or rented Videotapes
A librarian or teacher may show “home use only” or commercially rented videotapes if the following criteria are met:
the performance must take place in a classroom or other place of instruction in a non-profit educational institution;
the performance must be directed by students or teachers of the institution;
the performance must be in the course of face-to-face teaching activities;
the film or video must be made from a copy of the work which was legally made or acquired.
A great quick reference can be found at this link:
jeffcoweb.jeffco.k12.co.us/isu/library/copyright.html