National Park Act, B.E. 2504 (1961).

The 27 sections of this Act are divided into 5 Chapters: Determination of Land to be National Park (I); National Park Committee (II); Protection and Maintenance of the National Park (III); Miscellaneous (IV); Penalties (V). When it is deemed appropriate to determine any area of land, the natural feature of which is of interest, to be maintained with a view to preserving it for the benefit of public education and amenity, the Government shall have the power to do so by a Royal Decree with a map annexed thereto showing the boundary lines of the determined area and the area so determined shall be called a National Park (sect. 6). There shall be a Committee called the "National Park Committee" consisting of the Permanent Secretary of the Ministry of Agriculture and Cooperatives and other Government officers (sect. 9). Within the national park, no person shall: hold or possess land, nor clear or burn the forest; collect, take out, or do by any means whatsoever things endangering or deteriorating woody plant, gum, yang wood oil, turpentine, mineral or other natural resources; take out animals or do by any means whatsoever things endangering the animals; do by any means whatsoever things endangering or deteriorating soil, rock, gravel or sand; change a water-way or cause the water in a river, creek, swamp or marsh to overflow or dry up; close or obstruct a watercourse or way; collect, take out, or do by any means whatsoever things endangering or deteriorating orchids, honey, lac, charcoal, barks or guano; collect or do by any means whatsoever things endangering flowers, leaves or fruits; take cattle in or allow them to enter, etc.