The boycott comes a day after Mukesh Sahni was not allowed to unveil the statues of late Samajwadi MP Phoolan Devi on July 25 observed as 'Shahadat-Diwas'.
CM Nitish Kumar made the announcements via Twitter after chairing the Crisis Group meeting of the state government.
BJP's disciplinary committee on Thursday served a show cause notice to for making a controversial remark on CM Nitish Kumar after the JD-U took a strong stand against the BJP MLC's remarks.
Nitish Kumar said positivity rate is falling in the state but still clinical examination for coronavirus should be further scaled up.
Kumar, without any prior planning, visited the party's most aged and senior leader Vashishth N Singh, greeted him with sweets and spent some time at his residence.
Citing the rules and decorum of the House, the chief minister chided Subodh Rai by stating that one should till the answer to one question is completed before raising another supplementary query.
Petrol and diesel prices in the national capital stand at Rs 89.29 a litre (increase by 30 paise) and Rs 79.70 per litre (increase by 35 paise), respectively.
After Kumar's wishes, the BJP's political circle in Patna have started to analyse the situation, albeit silently, and reading between the lines.
A speculation floated that the cabinet expansion will be held after January 26 as BJP leader Shahanwaz Hussian and VIP leader Mukesh Sahni were elected unopposed to the state council as MLCs.
Bihar CM Nitish Kumar interacts with Bihari diaspora, invites them to explore potential of the state
"You all are cordially invited to visit Bihar. The government will make all arrangements to take you across the state and is willing to listen to your suggestions", he said.
The JDU could win only 43 seats in the October-November polls, down from 71 in the last elections in 2015.
Bihar CM Nitish Kumar asserted that the issue of his Cabinet's expansion did not figure during the talks he had with top BJP leaders.
Nitish Kumar remarked that the Congress could have done the needful while the UPA, led by it, ruled the country for two consecutive terms.
The statement comes days after six of seven legislators of the JD(U) in Arunachal Pradesh defected to its NDA partner, BJP.
Enforce strict liquor prohibition, don't spare violators from outside Bihar: CM Nitish Kumar tells officials
Nitish Kumar made the observations chairing a high-level meeting here to review the law and order situation in Bihar.