DMM TOC > 100 Retail Letters, Cards, Flats, and Parcels > 120 Priority Mail|
Priority Mail weighing less than 16 ounces may be deposited into any collection box, mail chute, or mail receptacle or at any place where mail is accepted if the full required postage is paid with adhesive stamps. Metered mail must be deposited in locations under the jurisdiction of the licensing post office, except as permitted under 604.4.0, Postage Meters and PC Postage Products ("Postage Evidencing Systems"). Permit imprint mail must be presented at a post office under 604.5.0, Permit Imprint (Indicia) or 705, Advanced Preparation and Special Postage Payment Systems.
Priority Mail weighing 16 ounces or more must be presented at a post office retail counter if postage is paid with adhesive stamps. The sender may be required to provide identification before the mail is accepted by the USPS. Such mail may be presented by a sender known to the postal carrier at the sender's residence or place of business. Priority Mail weighing 16 ounces or more and not complying with the requirements of this section is returned to the sender for proper deposit.