Sap Yai (, ) is a district (amphoe) of Chaiyaphum province, northeastern Thailand. History The minor district was separated from Chatturat district on 1 July 1997. On 15 May 2007, all 81 minor districts were upgraded to full districts. On 24 August the upgrade became official. Geography Neighboring districts are (from the north clockwise): Nong Bua Rawe, Chatturat, Bamnet Narong, and Thep Sathit. Administration The district is divided into three subdistricts (tambons), which are further subdivided into 33 villages (mubans). There are no municipal (thesaban) areas, and three tambon administrative organizations (TAO). References External links amphoe.com Sap Yai