A district of the Punjab state of India is an administrative geographical unit, headed by a Deputy Commissioner or District Magistrate, an officer belonging to the Indian Administrative Service. The district magistrate or the deputy commissioner is assisted by a number of officers belonging to Punjab Civil Service and other state services.
List of districts of Punjab, India Wikipedia
A Senior Superintendent of Police, an officer who belongs to the Indian Police Service is entrusted with the responsibility of maintaining law and order and related issues of the district. He is assisted by the officers of the Punjab Police Service and other Punjab Police officials.
A Division Forest Officer, an officer belonging to the Indian Forest Service is responsible for managing the forests, environment and wild-life related issues of the district. He is assisted by the officers of the Punjab Forest Service and other Punjab Forest officials and Punjab Wild-Life officials.
Sectoral development is looked after by the district head of each development department such as PWD, Agriculture, Health, Education, Animal husbandry, etc. These officers belong to various State Services.