Okla. Stat. tit. 70, § 6-101.31
The primary basis used in determining the retention or reassignment of affected teachers and administrators when a school district implements a reduction-in-force plan shall be the ratings of the teachers and administrators as measured pursuant to the Oklahoma Teacher and Leader Effectiveness Evaluation System (TLE) as set forth in Section 6 of this act.
Added by Laws 2010, SB 2033, c. 291, § 14, eff. July 1, 2012.