you can comment until July 2: "The Postal Service is proposing to amend the Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM), regarding the transmission of mail-in or absentee ballots for federal elections pursuant to its rulemaking authority."
Ballot Mail for Federal Elections
The Postal Service is proposing to amend the Mailing Standards of the United States Postal Service, Domestic Mail Manual (DMM), regarding the transmission of mail-in or absentee ballots for federal el...
federalregister.gov