When an order for insurance coverage for a child pursuant to this article is in effect and the obligated parent's employment is terminated or the insurance coverage for the child is denied, modified or terminated, the insurer shall in addition to complying with the requirements of article sixteen-a, chapter thirty-three of this code, within ten days after the notice of change in coverage is sent to the covered employee, notify the custodian for the child and provide an explanation of any conversion privileges available from the insurer. In any case in which the employment of the obligated parent to provide insurance is terminated, the employer shall notify the Bureau for Child Support enforcement of the termination.