cooperation in the field of customs Affairs»; "Memorandum of understanding on political consultations between the Ministry of foreign affairs of the Republic of Azerbaijan and the Ministry of foreign affairs of the Syrian Arab Republic»; "Memorandum of understanding between the government of the Syrian Arab Republic and the government of the Republic of Azerbaijan in the field of electricity and renewable energy»; "Cooperation Agreement between the Ministry of Finance of the Republic of Azerbaijan and the Ministry of Finance of the Syrian Arab Republic". Economic cooperation In September 2009, the two governments signed an agreement to eliminate double taxation. During the talks between the Minister of industry and energy of Azerbaijan Natig Aliyev and the Minister of industry and energy of Syria Sufyan Allau, which were held in the capital city of Damascus on 4 March 2010, a Memorandum of intent was signed to conclude an agreement on gas supplies. There was also a Protocol signed on the mutual exchange of experience, training of qualified personnel, and the establishment of a joint Azerbaijani-Syrian company. On 23 November 2010, the parties entered into an agreement on the technical details of the purchase of natural gas for a period of 20 years. In December 2011, Azerbaijan began exporting natural gas to Syria via Turkey and Georgia. The Azerbaijani government plans to allocate approximately 5–10 billion dollars for investment in the Syrian economy. In 2018, it was announced that the chairmen of Azerbaijani companies wish to participate in various tenders, the main purpose of which is the reconstruction of oil and gas pipelines, roads, etc. on the territory of Syria. The two countries cooperate in a number of areas: energy, mining, agriculture, tourism, trade, science, education, health, ecology, construction, and so on. Tourism The citizens of Azerbaijan have the opportunity to obtain a visa at the border with Syria. The validity period of the visa is 15 days. International cooperation Syria has once supported Azerbaijan's position on the Nagorno-Karabakh conflict. However, since the Syrian Civil War, Syria has been supporting Armenia, Azerbaijan's arch-rival. Both countries are members of the Organization of the Islamic Conference (OIC). Syria and Azerbaijan cooperate within the framework of the United Nations (UN), Non-Aligned Movement (NAM), etc. Cultural ties Since the twentieth century, the two countries have been cooperating in book publishing. The society for friendship and cultural relations operates in Damascus. Humanitarian assistance On 7–18 December 2015, with