In all payments of electric, water, sewer and garbage bills, by U.S. mail, the date of the U.S. Government postmark on the envelope containing the payment shall govern and determine the date payments were mailed. The City shall retain the envelope bearing the U.S. Government postmark for a period of four months, after which time the envelope shall be destroyed and the amount of such bill shall not be disputed.
(Ord. 77-91. Passed 11-91.)