With the rapid development science and technology, can't be denied will also affect Subak, and if this happens than traditional tools will quickly changes, so it will be difficult to trace and reassembling all the equipment that had been used in the Balinese life, particularly life farming of Subak itself. And also includes examples of traditional houses, which is following the Balinese Hindu concepts about the spatial layout commonly known by "Asta Kosala - Kosali and Asta Bumi " concepts, this idea finally realized as a heritage which then became the Museum Subak. On the basis emergence of the idea to maintain one of the Subak as a kind of cultural heritage such as: the presence Sacred / Holy Monkey Forest in the entire island of Bali in Ubud monkey forest, Sangeh, Alas kedaton Monkey Forest, also the existence of temple such as: Tanah Lot Sea Temple, Taman Ayun temple and others. As well as the existence of Subak museum is also used as a place to collect various objects and data relating of the Balinese traditional water irrigation systems, which has historical value also can be used as a medium of learning for youth generation and research.
Beside the Subak museum is very important to explore, to save, secure, and maintain a wide range of the traditional tools. And in addition to be a tourism objects or recreation area is also to serve varieties of educations and informations material about the system documentation of water irrigation which is important for agriculture. Subak Museum Tabanan was inaugurated by governor of Bali on 13 October 1981, and in this place there are main museum building and the open museum building. The main museum building, consists of sacred building compound with Padmasana, Bedugul, and others, completely follows the Balinese concepts spatial layout, and three mandala concepts (Outer, Middle, and Inner yard), Building for the information center and exhibition hall. The building open museum , is manifested as a Mini Subak, that used as Subak demonstration activities, ranging from irrigation system and farmers activities on the ricefields.
The Subak museum is open every Monday until Saturday from 8:00am until 16:30pm, and Friday from 8:00am to 13:00pm, while on Sunday and Official holiday closed. In accordance with its history and inscription found, it can be concluded that agriculture and rice farming system already exist regularly in Bali in the year 882 AD, and according the inscription of Sukawana (882 AD) says word of "Huma" means ricefields and "Perlak" means moor fields. The existence of traditional Subak organization very unique, in 1990 John S.Ambler the international researcher has explained that Subak water irrigation looks simple but essentially this Subak organization is the advanced technology about the water irrigation for the agriculture in Bali. Based on the survey of Subak in Bali at the end of 1999, there were 1506 with total area 97.337 Hectares.