Delaware Code Title 13. Domestic Relations § 121. Identification of applicants not known to issuing officer as residents of State

In the case of applicants for a marriage license who claim to be residents of the State, if neither of them is personally known to the marriage license issuing officer as a resident of the State, at least 1 of such applicants must be identified as a resident of the State to the satisfaction of the issuing officer by a reputable guarantor, who under oath shall fill in the proper portion on the page in the Marriage Record Books and shall duly sign it.