Metered Mail. Bids or modifications thereof transmitted in a metered envelope received after the time set for opening will be deemed to have been mailed on the last minute of the day indicated by the metered stamp unless in such event a bidder is able to submit clear and convincing proof as to the actual or approximate time of mailing. 5.
Metered Mail. Consistent with postal regulations, the Local shall have use of Department metered mail limited to representational matters. The Local shall not utilize metered mail for mass mailings.