Final answer:
The retention period for written training records of identification card holders is commonly 24 months, which allows for audits and checks on employee training for at least two years.
Step-by-step explanation:
The question relates to the retention period for written training records of identification card holders, which is a typical requirement in regulated industries or businesses that must comply with certain legal standards. According to many jurisdictions and regulatory frameworks, such records are generally required to be maintained for a duration that allows for the verification of training and compliance with legal requirements.
While these durations can vary depending on local laws and the specific industry in question, a common timeframe for the retention of such records is 24 months. This period is usually sufficient to cover any audits or investigations that could look at employee training records going back at least two years. It is important for a licensee to be well-informed about the regulations that apply to their specific business and jurisdiction to ensure they are in compliance regarding record retention policies.