Final answer:
An Extended Annual NCOER is mandatory under specific circumstances such as Change of Rater, Change of Duty Assignment, and Relief for Cause.
Step-by-step explanation:
An Extended Annual NCOER (Noncommissioned Officer Evaluation Report) is mandatory under certain circumstances in the military. According to Para 3-42, an Extended Annual NCOER is required in the following situations:
- Change of Rater: When an NCO's rater changes within 90 days of the end of the rating period, an Extended Annual NCOER must be completed.
- Change of Duty Assignment: If an NCO changes duty assignments within 90 days of the end of the rating period, an Extended Annual NCOER should be conducted.
- Relief for Cause: When an NCO is relieved for cause, regardless of the length of time in the rating period, an Extended Annual NCOER should be submitted.
These are just a few examples of when an Extended Annual NCOER may be mandatory. It is important for NCOs and their superiors to be familiar with the specific circumstances outlined in Army regulations.