Delaware Code
Subchapter V. Absentee Voting in Municipal Elections Except for the City of Wilmington
§ 7573. Distribution of ballots, envelopes, and instructions; envelope specifications; prepaid postage.

(a) Upon receipt of a statement from an elector pursuant to § 7572 of this title, the municipality shall process the same and confirm that the elector qualifies for an absentee ballot pursuant to § 7571 of this title.
(b) Not more than 60 nor less than 4 days prior to an election, and within 3 days after the absentee ballots, envelopes, and instructions therefore become available, the municipality shall mail, to each elector who requests and qualifies for an absentee ballot pursuant to § 7571 of this title, the following:

(1) An absentee ballot for the municipal election in which the elector is qualified to vote;
(2) Instructions for completing the absentee ballot and returning it to the municipality, marked “INSTRUCTIONS FOR COMPLETING AND RETURNING AN ABSENTEE BALLOT”; and
(3) An envelope marked “BALLOT ENVELOPE”, which shall be:

a. Of the type known as a security mailing envelope, designed to securely protect the contents thereof from tampering, removal, or substitution without detection;
b. Large enough to carry the ballot; and
c. Addressed for return to the municipality where the elector is qualified to vote.
(c) Postage for all mailings made pursuant to this subsection shall be prepaid by the municipality.
(d) Nothing contained in this section shall prevent the issuance of an absentee ballot to those lawfully entitled thereto when the request is made less than 4 days prior to the election.