9-2.3 Items That Must Not Be Serviced

Postmarking service must not be provided on the following items:

  1. Envelopes or cards that are submitted through the mail unaddressed, unless they are accompanied by self–addressed stamped envelopes for their return through the mailstream.
  2. Items submitted through the mail that bear stamps issued after the date of the pictorial postmark, such as first–day–of–issue stamps that were not yet available at the location and on the date that the pictorial postmark was offered. (Note, however, that first–day–of–issue stamps issued in another location on the same day as the pictorial postmark can be accepted for postmark on a hand–back basis only.)
  3. Items that bear only previously canceled stamps.
  4. Items that are presented for hand–back service after the date of the pictorial postmark.
  5. Items that are submitted through the mail more than 30 days after the date of the pictorial postmark (see 9-3).