Proposal approved to develop new nuclear power generation in Ill.

Lawmakers on Thursday approved a proposal that would allow companies to develop new nuclear power generation in Illinois for the first time since 1987.

House Bill 2473 does not entirely lift the 36-year-old moratorium on nuclear construction. Instead, it creates a regulatory structure for the construction of small modular nuclear reactors, or SMRs.

The bill limits the nameplate capacity of such reactors to 300 megawatts, about one-third the size of the smallest of the six existing nuclear power plants in Ill. It also requires the state to perform a study that will inform rules for regulating S...