Self mailer postal requirements

Here are the self-mailer postal requirements:

General Requirements:

  1. Size: Self-mailers must be rectangular in shape and have a minimum size of 3.5 inches (8.9 cm) in height and 6 inches (15.2 cm) in length.
  2. Weight: Self-mailers must weigh no more than 3.5 ounces (99 grams).
  3. Mailability: Self-mailers must be designed to be mailed without an envelope or wrapper.

Design Requirements:

  1. Addressing: The self-mailer must have the recipient's address printed or written on the piece in the upper left corner.
  2. Return Address: The self-mailer must have the sender's return address printed or written on the piece in the upper right corner.
  3. Content: The self-mailer must contain only commercial or advertising matter.
  4. Format: Self-mailers can be in various formats, such as a single sheet, a fold-out, or a multi-panel piece.

Additional Requirements:

  1. Permit: Self-mailers must have a permit number printed on the piece, unless they are mailed under a permit imprint.
  2. Postage: Self-mailers must have the correct postage affixed, which is based on the weight and size of the piece.
  3. Barcodes: Self-mailers must have a barcode that contains the recipient's address and the sender's return address.
  4. Compliance: Self-mailers must comply with all applicable postal regulations, including those related to content, labeling, and packaging.

Penalties for Non-Compliance:

  1. Refusal: The USPS may refuse to accept self-mailers that do not meet the above requirements.
  2. Return: Self-mailers that are not compliant may be returned to the sender.
  3. Fines: The USPS may impose fines on senders who violate postal regulations.

It's important to note that these requirements are subject to change, and senders should always check with the USPS for the most up-to-date information on self-mailer postal requirements.