He contested and won his first legislative assembly election in the year 1990 from Ujjain Constituency, when BJP came to power in the state, under the leadership of Sunder Lal Patwa, riding on the Ayodhya movement, with 54.21% polling. On 6 December, President Rule was imposed in the state following the Babri Masjid Demolition. In the elections that followed in 1993, BJP faced huge setback and Congress came back to power in Madhya Pradesh, but Paras Jain successfully retained his seat from Ujjain.