… Postage or revenue stamps, stamp-postmarks, first-day covers, postal stationery (stamped paper), and the …
Explanatory notes
… 97.04 ‑ Postage or revenue stamps, stamp‑postmarks, first‑day covers, postal stationery (stamped paper), and the … of all kinds , i.e., receipt stamps, registration stamps, circulation permit stamps, consular stamps, stamped revenue … to customers, and stamps sometimes issued by retailers to their customers as a rebate on purchases ( heading 49.11 ). …