Bihar Chief Minister Nitish Kumar on Tuesday said he has submitted his resignation from the post to Governor Syed Ata Hasnain.Kumar, the longest-serving CM of Bihar, made this announcement on X after he met the governor at Lok Bhavan here.Accompanied by Deputy Chief Minister Samrat Choudhary, JD(U)’s national working president Sanjay Jha, and state minister Vijay Choudhary, Kumar reached Lok Bhavan and submitted his resignation.”I have done a lot of work for the people of Bihar. Recently, I decided to leave the post of chief minister…and therefore, after today’s cabinet meeting, I met the governor and submitted my resignation to him,” Kumar said.The 75-year-old JD(U) chief became a Rajya Sabha MP last week.”Now the new government will look after the work in Bihar. The new government will have my full cooperation and guidance,” Kumar wrote on the social media post.