2-5 Registered Mail — Label 200

2-5.1 General Information

Registered Mail service is the most secure service that the Postal Service offers. It utilizes a system of receipts to monitor the movement of the mail from the point of acceptance to the point of delivery. Registered Mail service provides the sender with PS Form 3806, Receipt for Registered Mail, as a mailing receipt. The recipient signs a delivery receipt — PS Form 3849 — and the Postal Service stores the delivery information, including the recipient’s signature.

Only mailable matter on which postage is paid at a First-Class Mail rate (including Priority Mail service) may be registered. The face (address side) of the registered article must be at least 5 inches wide and 3-1/2 inches high, regardless of thickness.