The election authorities are conducting the polls through paper ballots instead of Electronic Voting Machines (EVMs).
A total of 1,122 candidates are in the fray. Ruling Telangana Rashtra Samithi (TRS) is contesting all seats, BJP has fielded candidates in 149 divisions, Congress in 146, TDP in 106, MIM in 51, CPI in 17 and CPI-M in 12 divisions.
Other recognized parties have fielded 76 candidates while 415 independents are also testing their political fortunes.
Wearing of face mask is mandatory for voters coming to polling stations. Poll officials said those not wearing masks will not be allowed into the polling station.