Staff Publications Subject(s): Business & Economic Development Professions & Occupations Transportation & Motor Vehicles Published: October 25, 2018 Agency: Legislative Council Staff This memorandum summarizes the Public Utilities Commission's (PUC’s) authority to regulate passenger carrier services, taxis, and transportation network companies (TNCs). Specifically, this memorandum discusses PUC regulations concerning common carriers, contract carriers, limited regulation carriers, and TNCs. It also provides an overview of the legislative changes to large-market taxicab regulation that passed during the 2018 legislative session and take effect for taxicabs operating in Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas, El Paso, Jefferson, Larimer, and Weld counties on January 1, 2019. Download Document