The Main function of the department is to complete the resurvey of the state. The department also undertake inter-departmental services (G2G) such as Pattaya survey, LRM Services, Interstate boundary survey, various acquisition works for the developmental activities of the State. The department in the recent times has ushered in technological advancement by introducing modern survey equipment such as CORS Network, Global Positioning Systems, Electronic Total Stations and CAD Software for preparation of sketches on computers.