NV Energy Inc. issued a request for proposals for projects of at least 20 megawatts to add 350 megawatts or more renewable energy capacity in Nevada, according to the company’s Oct. 16 press release. The solicitation is open to solar, geothermal, wind, biomass and biogas technologies that comply with the state’s renewable portfolio standards. The company will consider supplemental battery systems that qualify for the federal investment tax credit and are associated with proposed renewable energy resource. Projects must come online by the end of 2023. Bids are due by Dec. 10 and successful projects would be subject to approval by the public utilities commission.The solicitation follows an announcement in May that NV Energy has contracted for 1,001 megawatts of new solar capacity. NV Energy is a subsidiary of Berkshire Hathaway Energy Company.