Which of the following is a stipulation regarding alcohol use for PI license eligibility?

Having a clean alcohol-related record for 5 years is a stipulation regarding alcohol use for PI license eligibility. This requirement is in place to ensure that private investigators maintain a level of professionalism and reliability that is critical in their line of work. A record free from alcohol-related offenses for a significant period demonstrates responsibility and the ability to make sound decisions, which are essential qualities for someone in this investigative role. The emphasis on a clear history encourages applicants to engage in responsible behavior, reflecting the seriousness of the duties they will undertake when granted a license.

The other options, like not using alcohol at all or having moderate drinking habits, do not align with the guidelines for professional conduct expected from private investigators personally. Regulations focus on past behavior and ensuring that it does not adversely affect their responsibilities, rather than imposing total abstinence or subjective measures of moderation. Moreover, having two or more DUI convictions would show a disregard for the law, making one ineligible for a PI license. Thus, the clear requirement of maintaining a clean record for five years directly supports the integrity of the profession.