systems, database management systems, middleware, security components and management tools that make up an ICT system. The Addendum dated September 2007, supersedes the previous version. Procurement Guidelines Guidelines were originally prepared by the National Procurement Agency (NPA) and now being improved by the Department of Public Finance, to be used in the procurement and disposal of public assets, available at the government Publications Bureau. SLS 1134 : 2004 Sri Lanka standard Sinhala character code for information interchange. This standard provides specifications for code sequences and keyboard sequences. It also provides a revised keyboard, based on the layout in the original version of this standard, which in turn is based on the Wijesekara typewriter keyboard. This standard is compliant with the Unicode standard and with ISO/IEC 106461. Parts 1 and 2 of the standard provide for the Sinhala collation sequence and “Requirements and methods of Test” respectively. [Available at the Sri Lanka Standards Institution, (SLSI) Elvitigala Mawatha, Colombo 08.] SLS 1326: 2008 Sri Lanka Standard Tamil character information interchange. This standard is with the Unicode standard version 5.1 ISO/IEC 10646. It is available at the Standards Institution. Unicode “UNIversal CODE” “The Unicode Standard is the universal character encoding standard used for representation of text for computer processing. Versions of the Unicode Standard are fully compatible and synchronized with the corresponding versions of International Standard ISO/IEC 10646. Unicode provides a unique number for every character, no matter what the platform, no matter what the program, no matter what the language”. From www.unicode.org 24 code for compliant and with Sri Lanka