Question

At the head of the district Collector and under her/him are the revenue officers, also known __________.

Answer 1

Hint: A District Magistrate and Collector is an officer in charge of a district, India's basic administrative unit. In some Indian states, they are also known as District Collectors or Deputy Commissioners.

Complete answer:
In common parlance, they are denoted by the abbreviations DM or DC. There are approximately 741 districts in India. Every one of them is led by a DM. He or she is assisted by several officers both at headquarters and at lower levels of administration such as subdivisions, tehsils, and blocks.
These positions, commonly referred to as Deputy Collectors, are part of the State Provincial Service, whereas the DM is almost always a member of the Indian Administrative Service, which is recruited by the Union Public Service Commission.

A revenue service, revenue agency, or taxation authority is a government agency in charge of collecting government revenue, which includes taxes and, in some cases, non-tax revenue. Depending on the jurisdiction, revenue services may be tasked with tax collection, tax evasion investigation, or auditing.

A revenue officer is a person in charge of measuring land and keeping land records in a village. These officers are known by various names. Patwari, Circle Officer, Tehsildar, and so on. Senior department officials, such as the District Collector, oversee the work of revenue officers.

Thus, At the head of the district Collector and under her/him are the revenue officers, also known as Patwari, Circle Officer, Tehsildar.

Note: In most cases, a revenue officer works for a government agency, such as the Internal Revenue Service (IRS) in the United States or the Canada Revenue Agency (CRA) in Canada. Revenue officers may also be employed by state and local taxing authorities.