Section 479B.11 - Inspection fee1. If the board enters into agreements with the United States department of transportation pursuant to section 479B.23, a pipeline company shall pay an annual fee of fifty cents per mile of pipeline or fraction thereof for each inch of diameter of the pipeline located in the state. The inspection fee shall be paid to the board between January 1 and February 1 for the calendar year.2. The board shall collect all fees. Failure to pay any fee within thirty days from the due date shall be grounds for revocation of the permit or assessment of civil penalties.