The present Thai administrative structure is divided into three levels: central, provincial level are ministries, each of which is divided into departments, divisions and sections. Each ministry is headed by a minister, aided by one or more deputy ministers. The Top civil service official in each ministry is its Permanent Under-Secretary, who is aided by one or two deputy Under-secretaries, Director-gencrals and deputy directors-gencral head the various departments, each of which is divided into divisions and sections
As of 2007, the provincial administration is composed of 76 provinces (changwat). Each has a governor, are or two deputy governor, and an assistant governor. A province embraces districts or amphur, each of which is administered by a district officer (nai amphur), assisted by a number of assistant district officers (palad amphur). Below the districts are townships (tambon) and villages (muban). Each towsship is g=headed by a kamnon and every village a phuyaiban.
Local government units include provincial asministrative organization, municipalities, and tambon administrative organization. The provincial administrative organization has an elected council which meets annually to pass a yearly budget and to audit the previous year’s expenditures.
Municipalities are sivided into three types on the basis of difference in population. City municipalities must have at least 50,000 people and an average population density of 3,000 people per square kilometer. Town municipalities must have at lest 10,000 people with the same density as city municipalities.
The tambon administrative organization bas its legislative body a council composed of the kamnon an all village headmen, plus one elected member from each village. These councils receive appropriations from the Department of Local Administration through the budget of provincial council, and from the Department of Community Development (CD) through the Provincial CD Officer.