Forest range officers are responsible for the forests, environment and wildlife-related issues of a forest range within a state or Union Territory of India. The officer is assisted by other state forest officials including subordinate Forest Beat Officers (also known as Forest Guards) and Forest Section Officers (also known as Forester/Round Officer). In most states, the FRO is a Gazetted Officer. He or she wears a prescribed Khakhi uniform.

FROs are invariably trained in forestry and allied subjects in forest academies or forest rangers colleges established and administered by the Government of India or the State Government, as the case may be. The training course of Forest Range Officers is prescribed by the Government of India. The training duration is 18 months which includes about 35 subjects related to forestry, agriculture, etc.

Forest Range Officers hold an important role in India. A FRO has to safeguard the forest resources in his/her allotted range. They are equivalent to Tahsildars in the administrative domain and Circle Inspectors in policing.

✦ Forest Range Officers have to complete training in one of the Central Forest Training Academies or any of the State Forest Training Academies before performing the below FRO duties. ✦ Forest Range Officer is the officer in executive charge of the Range and he/she is responsible for the efficient management of the Range, for the custody and condition of all Government Property in his/her charge and for the discipline, conduct, and work of all his subordinate staff. He/she is responsible for the execution of all works in the Range, with the help of Forest Section Officers and guards, according to the instructions and orders of Divisional Forest Officer. ✦ A FRO is responsible for the collection and credit of Forest Revenue and for prompt and correct payment of all sums due for the works executed. He/she must carry out his/her inspections in detail and ensure that all the subordinates perform their duties sincerely. ✦ In the event serious misconduct of any subordinate, the Range Officers should report the case to Divisional Forest Officer for disciplinary action. ✦ A FRO should maintain all accounts, relating to revenue, expenditure, timber and other forest produce, and submit his/her accounts and reports punctually to Division Office. He/she should take effective measures to protect the forest Wealth in his custody. ✦ Where illicit fellings are observed, the stumps should be examined to find out if they bear the impression of the guards hammer mark and if they were reported through guards dairy book and preliminary offence report (P.O.R) ✦ A FRO is responsible for the protection and he/she should investigate Forest Offences in his Range, and file charge sheets for the cases ordered for prosecution by Divisional Forest Officer. ✦ A FRO is responsible for the correct posting of works Registers, ledgers Journals, Plantation registers and other stationary registers maintained in the Range. He/she should always wear the prescribed uniform whenever he/she is on duty, and should see that all Section Officers, guards, and watchers wear the uniform when on duty. All correspondence connected with the works in the Range should pass through Range Officer or another superior. Officer may do so only through him/her. ✦ Court summons issued to any subordinate should be served through the Forest Range Officer, who has to arrange for the duties of the subordinate to be performed during his/her absence.