Lithuanian Standards Board established on the 25^th of April 1990 is an institution of the executive power of the Republic of Lithuania, within its province taking part in establishing and implementing the policy of the Government of the Republic of Lithuania within standardization, quality assurance fields and carrying out other functions provided by the Laws of the Republic of Lithuania and Government Resolutions.

LST as a national standards body follows international and European standartization principles in its activities and represents the Republic of Lithuania within International Organization for Standardization (ISO), International Electrotechnical Commission (IEC), European Committee for Standardization (CEN), European Committee for Electrotechnical Standardization (CENELEC) and European Telecommunications Standards Institute (ETSI) taking active part in their activities.

LST establishes and develops standardization system, sets up technical committees for the preparation of Lithuanian standards as well as organizes their preparation, adopts, publishes and distributes Lithuanian standards which are applied on a voluntary basis, establishes order on adoption of international, European and foreign standards as Lithuanian standards, seeks that copyright of International and European standardization organizations is not infringed in Lithuania, adopts international and European standards as Lithuanian standards.

LST has prepared and implements programme on adoption of the most important European standards as Lithuanian standards, participates in implementation of European Union directives. Activities of technical committees (74 TCs established as for 2007-12-01) are based on the consensus principle, i.e. interested parties (producers, consumers and representatives of state, scientific and public organizations) make decisions by consensus.

Technical Commission considers the issues related with the set up and restructuring of technical committees, assessment of the procedures of standardization work planning as well as the conflict of interests in standardization work.

Lithuanian Codex Alimentarius Committee coordinates activity of Agriculture and Foodstuff Technical Committees in conformity with the fields of activity of international Codex Alimentarius Commission, analyzes draft standards and related documents by international Codex Alomentarius Commission.

Consumer Commission is guided in its activity by the documents of ISO Committee on Consumer Policy (COPOLCO) and European Association for the Coordination of Consumer Representation in Standardization (ANEC). This commission coordinates consumer actions related with definite standardization activities.

Standardization Council deals with strategical and inter-branch standardization matters.

There are following division within LST: Standardization division 1, Standardization division 2, Standardization division 3, Planning and Proofreading, Publishing and Distribution, Information and Technologies division, Standards Library.