 Upon its establishment, it became the second largest park in Peninsular Malaysia with the largest being the Taman Negara.It is over 108,000 hectares in size and is the third largest park in Peninsular Malaysia.The area was gazetted in 2007 as a state park under the National Forestry Act Enactment 2005 of Selangor and is managed by the Forestry Department of Selangor.