The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.

XI004.05

Country / Post Montenegro
Date of Issue 15 December 2005
Primary theme Geography & Meteorology (Maps & Cartography)
National symbols (Flags)
Politics & Government (Independence)
Subject Montenegrin State Flag
Width 41.0 mm
Height 27.5 mm
Denomination 0.60 €
Number in set 4 (show set)
Layout/Format sheet of 20
Perforations 13 by 13
Stamp issuing authority Montenegro Post
Printer CPU Sarajevo Bosnia & Hercegovina