Laem Chabang Port Customs Bureau was established to collect Customs duties and taxes on imported goods. The key role of the Thai Customs Department has been the collection of duties and taxes used as national incomes. Customhouse Laem Chabang was founded B.E. 2534 in accordance with the development plan of the deep seaport in eastern Thailand. And the project Laem Chabang commerce port. Customhouse was later as Laem Chabang Port Customs Bureau According to the legal Ministry of Finance B.E. 2545