No person should be assigned to a regular teaching position (rather than an internship or other limited position) until demonstrating initial teaching competence, despite completion of an approved course of study. (ascd.org)
Some years ago Karl Rahner argued that contemporary official formulations of the church's ordinary teaching competence are unnuanced. (religion-online.org)
I've also reconsidered the limitation of papal and episcopal teaching competence. (religion-online.org)