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.

PK002.18

Country / Post Pakistan
Date of Issue 9 February 2018
Primary theme Environment & Conservation
Subject Green Pakistan Programme
Width 30.5 mm
Height 60.0 mm
Denomination 8.00 PKR
Number in set 3 (show set)
Layout/Format sheet of 18
Perforations 13 by 13
Stamp issuing authority Pakistan Post Office
Printer National Security Printing Company Karachi