Delaware Code
Subchapter II. Volunteer Firefighter and Rescue Squad Worker Protection Act [Effective upon enactment of comparable federal law]
§ 1623. Coercion [Effective upon enactment of comparable federal law].

No employer may require directly or indirectly an employee who is a firefighter or member of a rescue squad to volunteer the employee's firefighting or rescue squad services during any period in which such employee would be entitled to receive compensation for overtime employment.