A national energy policy comprises a set of measures involving that country's laws, treaties and agency directives. The energy policy of a sovereign nation may include one or more of the following measures: statement of national policy regarding energy planning, energy generation, transmission and usage legislation on commercial energy activities (trading, transport, storage, etc.) legislation affecting energy use, such as efficiency standards, emission standards instructions for state owned energy sector assets and organizations active participation in, co-ordination of and incentives for mineral fuels exploration and other energy-related research and development fiscal policies related to energy products and services (taxes, exemptions, subsidies ... Energy security and international policy measures such as: o international energy sector treaties and alliances, o general international trade agreements, o special relations with energy-rich countries, including military presence and/or domination.