[4] It launched its TV viewership measurement service in April 2015 covering the landscape of Urban India.

[4] Guided by the recommendations of the TRAI (Telecom Regulatory Authority of India) and MIB notifications of January 2014, BARC India brings together the three key stakeholders in television audience measurement - broadcasters, advertisers, and advertising and media agencies, via their apex bodies.

NDTV's weighty lawsuit—194 pages; targeted at over 30 companies and individuals; and $1.4 billion in damages—against TAM and its investors accused them of deliberately publishing corrupt and tainted data, favoring rival channels in return for bribes.

NDTV also alleged that Nielsen and Kantar were not funding TAM India adequately in order to increase its scale and invest in systems, security and quality procedures.

"[14][15] The case was dismissed by the New York court on the issue of jurisdiction and asked NDTV to fight the legal battle in India.

The broadcasters had a feel of these ratings a couple of weeks before the official rollout when BARC India made a presentation to share household level data.

The initial rollout of the new ratings included a sample size of 11,000 Bar-o-meters, and covered the towns and cities with a population of 1,00,000 or more.

PreView: It is a service wherein BARC India subscribers can access the data of a specific event or show, three days after it is telecast.

These practices were seen as a deliberate attempt to illegally garner higher BARC India ratings and increase viewership.

[30][31] The complainants, NBA also sought from BARC India that it withhold publishing viewership data for Republic until its unfair practices stopped.

Subsequently, multiple leading English-language news channels exited from the BARC India system.

A news network also approached the Delhi high court against the unfair practices by Republic TV to inflate their ratings.