Final answer:
A maintenance manager or supervisor typically signs off on a 13-week maintenance plan and reviews it regularly to ensure all maintenance tasks are accomplished efficiently and effectively.
Step-by-step explanation:
The individual who signs a 13-week maintenance plan and reviews maintenance within a division to ensure it is accomplished is usually a maintenance manager or supervisor. This person is responsible for ensuring that the maintenance schedule is properly planned, executed on time, and that all maintenance activities are in compliance with company standards and regulations. Regular review of the maintenance activities helps in identifying any gaps, updating the maintenance plan as necessary, and continually improving the efficiency of maintenance operations.