The City Park Board may enter into a written lease or grant written authorization under the preceding sections when the person or group proposing to sell beer has:
(A) Provided proof that such person or group is the holder of valid liquor license or Class “B” beer permit issued pursuant to Iowa Code Chapter 123 and Title A, Chapter 12 of the city code; and
(B) Provided a certificate of insurance in such amount and for such coverages as the Park Board determines to be necessary, naming the city and the Park Board of the city as additional insured.