Section 31.41.01.104 - INTEREST ON DEPOSITS01.Interest Payable. Interest will be payable on the deposited amounts at the rate provided by Rule 104.02. Interest will accrue from the date the deposit is made until the deposit is refunded or applied to the customer's bill; however, interest will not accrue on a deposit if:a. Service is terminated temporarily at the request of the customer who leaves the deposit with the telephone company for future use as a deposit; orb. Service has been permanently terminated and the telephone company has been unsuccessful in its attempt to refund a deposit.02.Interest Rate. On or before November 15 of each year, the Commission will determine the twelve-month average interest rate for one-year Treasury Bills for the previous November 1 through October 31, round that rate to the nearest whole percent, and notify the telephone companies of its determination of this interest rate. That rate will be in effect for the following calendar year for all deposits described in Rule 104.01.Idaho Admin. Code r. 31.41.01.104