Provides that the amendatory Act may be referred to as the Fast-Track Nuclear Now Act. Amends the Public Utilities Act. Removes prohibitions on the construction of a new nuclear power reactor with a nameplate capacity of more than 300 megawatts of electricity that is located within the State. Amends the Illinois Nuclear Facility Safety Act. Provides that it is declared to be the policy of the State to facilitate new nuclear facility construction. Makes a conforming change. Provides that the Illinois Emergency Management Agency and Office of Homeland Security shall work with any proposed project, the federal Nuclear Regulatory Commission, and any relevant State agency to reduce regulatory barriers to new nuclear facility construction.