Rakhal Bera was arrested from outside his residence in Kolkata on Saturday based on a complaint lodged at the Manicktala police station by a resident of Kalyangarh.
While all the Aam Aadmi Party MLAs present in the House voted in favour of the motion as expected, there was no vote against it due to the absence of BJP legislators.
The lawmaker from the north-west Delhi constituency said the #MeToo movement is a wrong practice.
Dinesh Pratap Singh, who was elected to the state legislative council for the second time in 2016 and left the Congress last year, is pitted against UPA chairperson Sonia Gandhi on a seat held by her since 2004.
It was also found that 60 families were living elsewhere for reasons relating to education, employment, health, or others, the spokesman said.
Rahul alleged that the BJP-led government wanted to take money from the common man to give it to its "rich friends" and asked it to tell the people why they were not reducing the price of petrol in the country.
Political temperatures were soaring in several states that could see close contests, with parties trying to keep their flock together and trading accusations of poaching of MLAs.
There have been media reports that the LJP was unhappy over the return of the Hindustani Awam Morcha-Secular into the National Democratic Alliance fold and contempleting fielding candidates against JD-U nominees.