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.

LK005.07

Country / Post Sri Lanka
Date of Issue 20 March 2007
Primary theme Politics & Government (Politicians)
Subject I.M.R.A. Iriyagolla
Width 30.0 mm
Height 40.0 mm
Denomination 5.00 LKR
Number in set 1
Layout/Format sheet of 100
Perforations 14 by 14
Stamp issuing authority Department of Posts
Printer Department of Government Printing, Sri Lanka