Trade is an activity that is very important for increasing economic development and people's welfare, as well as a source of foreign exchange to finance development. Cross-border trade basically has enormous potential for increasing economic growth, especially in border areas. This study aims to see whether cross-border trade is still important for a country in increasing its income. The research was conducted at the border of the Republic of Indonesia and the Democratic Republic of Timor Leste. The method used is a descriptive qualitative method. The results of this study found that the border areas of the Republic of Indonesia and the Democratic Republic of Timor Leste have an important role in increasing cooperation between the two countries, especially in the fields of economy and trade in order to improve the country's economy. Keywords: Cross-border, Economy, Policy, Revenue, Trade
