These days energy with its current structure is one of the key development factors that determine the development of all sectors in any country. Natural gas has a key role in ensuring the Latvian energy. The article contains information about the role of natural gas in the development of the Latvian economy, its options of alternative delivery. The reduction of natural purchase price will create a competitive environment between gas suppliers. The liquefied natural gas terminal construction is the only alternative for the diversification of gas supply. According to the natural gas infrastructure development Latvian territory is the best place for building the terminal.