Upon acquiring knowledge of any significant deficiency adversely affecting the eligibility of collateral, the depository institution shall immediately report such change to the proper public fund treasurer and shall promptly replace the deficient collateral with an acceptable pledge. A significant deficiency in collateral shall include a default in payment for more than forty-five (45) days or any decrease in the value to the property less than the value initially tendered.
021-7 Wyo. Code R. § 7-3