This study aims to analyze the Maritime Transportation System in Indonesia. This study uses a qualitative descriptive method, because the data collected in the form of words, pictures and not from numbers. The data comes from interview scripts, field observations/notes, videotapes, photos, notes or memos, and other official documents. Data analysis with ethical and emic approach and triangulation process. Determination of informants by purposive technique. Research results: Sea transportation in Indonesia has not been optimally developed, but has strong potential to be developed, considering its characteristics of being able to carry out mass transportation. Therefore, the Maritime Transportation System in Indonesia is a key factor and as a basis and benchmark for decision makers. The Maritime Transportation System in Indonesia has not been running optimally, accidents often occur either due to human factors or due to natural factors. Government policies in the maritime sector, namely in the shipping industry, have not been implemented consistently in accordance with applicable laws.