PNM Resources Inc was incorporated in the State of New Mexico in 2000. The Company is an investor-owned holding company of utilities providing electricity and electric services in New Mexico and Texas. The Company's main utilities include PNM and TNMP. PNM is an electric utility company that provides electric generation, transmission, and distribution service to its rate-regulated customers. In New Mexico, PNM's retail electric service territory covers an area of north central New Mexico, including the cities of Albuquerque, Rio Rancho, and Santa Fe, and certain areas of southern New Mexico. PNM also provides electricity to firm-requirements wholesale customers in New Mexico and Arizona. Other services provided by PNM include transmission services to third parties as well as the generation and sale of electricity into the wholesale market. PNM owns or leases transmission lines, interconnected with other utilities in New Mexico, Texas, Arizona, Colorado, and Utah. TNMP is a regulated utility operating in Texas. TNMP provides transmission and distribution services in Texas under the provisions of TECA and the Texas Public Utility Regulatory Act. TNMP serves a market of small to medium sized communities, which have populations of less than 50,000. TNMP's service territory consists of three non-contiguous areas. TNMP provides transmission and distribution services at regulated rates to various REPs that, in turn, provide retail electric service to consumers within TNMP's service area. The Company's utilities compete with other utilizes in its region as well as rural electric cooperatives and municipal utilities. The Company is subject to numerous federal, state, and local environmental laws and regulations.