The Registration of Supporting Business MIGAS Letter is a letter issued by Directorate General of Oil and Gas which provided for company or person that carry business on gas and oil field according to the classification of oil and gas supporting business (Article 1, paragraph [ 11 ] The Minister of Energy and Mineral Resources No. 27 year 2008 on Supporting Business Activities of Oil and Gas ).
The supporting business which company can carry on oil and gas field is detailed in decision of director of engineering and environmental number 3003 / dmt / 2012 about the classification of supporting business in connection with oil and gas.