Hunton Andrews Kurth LLP advised the underwriters on an SEC-registered offering by Public Service Company of Colorado (the “Company”) of $550,000,000 aggregate principal amount of the Company’s 3.20% First Mortgage Bonds, Series No. 34 due 2050. An amount equal to the net proceeds of the offering will be used to finance and/or refinance, in whole or in part, existing and future eligible green expenditures.

The Company is a wholly-owned subsidiary of Xcel Energy Inc., and it was incorporated in 1924 in Colorado. It generates, purchases, transmits, distributes and sells electricity; it also purchases, transports, distributes and sells natural gas to retail customers and sells customer-owned natural gas. It serves 1.5 million electric customers and 1.4 million natural gas customers, with total assets of $17.3 billion and 5,685 MW of electric generating capacity and 27.1 Bcf of gas storage capacity.

The Hunton Andrews Kurth team included Peter K. O’Brien, S. Christina Kwon and Michelle Chan. Robert McNamara provided tax advice.