There is no standard protocol when it comes to dating in the workplace. If an HR Manager is dating another employee within the same company he or she should disclose the relationship.

Is it illegal to date someone at work?

Is It Illegal To Date A Coworker? Under US law, dating a coworker is not illegal, and any rules or restrictions enforced by your employer regarding fraternization and dating people at work are employer-specific, rather than mandated in law.