War tax due stamp is a kind of war tax and postage due stamps that was used for mail when the war tax has not been paid by the sender. They were issued in Romania between 1915 and 1921.[1][2]

War tax due stamp, Romania, 1918. Inscription: Romanian: "Taxa de plată. Timbru de ajutor" ("Fee of payment. Stamp of help")

During war the sender of a letter paid a war tax. Then they placed a war tax stamp on the letter showing the tax was paid. If the sender did not do that, a war tax due stamp was applied by the postal service. When the letter was delivered the person receiving the letter paid double the normal rate.[1]



  1. 1.0 1.1 Владинец, Н. И.; Ильичёв, Л. И.; Левитас, И. Я.; Мазур, П. Ф.; Меркулов, И. Н.; Моросанов, И. А.; Мякота, Ю. К.; Панасян, С.А.; Рудников, Ю.М.; Слуцкий, М.Б.; Якобс, В.А. (1988). "Марки военно-налоговые доплатные" [War tax due stamps]. In Владинец, Н.И.; Якобс, В.А. (eds.). Большой филателистический словарь [Big Philatelic Dictionary] (in Russian). М.: Радио и связь. p. 320. ISBN 5-256-00175-2. Archived from the original on 2015-05-14. Retrieved 2015-05-15.{{cite book}}: CS1 maint: multiple names: authors list (link)
  2. Max Peter (2013-05-10). "A mai apărut o "neemisă Moscova"!". Romanian Stamp News (in Romanian). Blogger; Blogspot. Archived from the original on 2015-05-14. Retrieved 2015-05-15.