Final answer:
The DOL may refuse to reactivate an INACTIVE license due to a lack of continuing education, failing a background check, or not complying with disciplinary actions.
Step-by-step explanation:
The Department of Labor (DOL) may refuse a request to place an INACTIVE license on active status for several reasons. These could include a failure to meet the required continuing education credits mandatory for maintaining competence in the licensed profession, not passing a background check if the license is in a field that demands it, or non-compliance with any disciplinary measures previously imposed. Additionally, if there have been changes in the law or professional standards that the licensee has not adhered to, this might also be a ground for refusal. It is vital for professionals to stay updated with their respective licensing board's regulations to ensure they fulfill all necessary criteria for reactivation of their license.