Bound printed matter mailings to be paid by permit only
The US Postal Service will require all he US Postal Service will require all bound printed matter (BPM) mailings be paid by permit only as of September 11. Postage payment for all BPM mailings, which include "carrier route, presorted, and non-presorted (single-piece) flats and parcels, regardless of volume," will be limited to permit imprint, the USPS said.
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