Commission rules set the customer deposit interest rate at the level of the 1-year Treasury Constant Maturity, as calculated by the U.S. Treasury and published in the Federal Reserve's Statistical Release H.15.

Telephone and Water Companies

As of January 1, 2012, the interest rate that telephone and water companies must pay on the deposits they hold for their customers is .11 percent.

For each calendar year, telephone and water company rules use the rate as of November 15 of the previous year.

Gas, Electric and Solid Waste Companies

As of January 15, 2012, the interest rate that gas, electric, and solid waste companies must pay on the deposits they hold for their customers is .11 percent.

Gas, electric, and solid waste company rules use the rate as of January 15, 2012.  The 2012 rate was determined as of January 15, 2012.  Because January 15, 2012 was a Sunday and Monday was a Holiday, the rate used is the rate as of the next business day which was Tuesday, January 17, 2012.

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