Del. Code tit. 2, § 1813

Every conductor, baggage master or brakeman, of any railroad corporation employed in a passenger train, shall wear upon his or her hat or cap a badge which shall indicate his or her office and the initial letters of the name of the corporation by which he or she is employed. No conductor or collector of fares or tickets without such badge shall be entitled to demand or receive from any passenger any fare or ticket, or to exercise any powers of his or her office, and no officer without such badge shall have authority to meddle or interfere with any passenger, the passenger’s baggage or property.