A-21 says no for Research, maybe for Instruction.  Many conditions
apply.  See A-21, J8.

Our institutional policy says no to all overload payments except
those through our College of Continuing Education.

As always, there are exceptions.
Brad Quinn
University of Oklahoma
1000 Asp Avenue, Room 210
Norman, OK 73019
(P) 405-325-7091
(F) 405-325-7229
(E) xxxxxx@uoknor.edu