Any successor to the public utility, whether pursuant to any bankruptcy, reorganization or other insolvency proceeding, or pursuant to any merger, sale or transfer, by operation of law or otherwise, shall perform and satisfy all obligations of the public utility pursuant to this chapter in the same manner and to the same extent as was required of the public utility before such proceeding or merger, sale or transfer including, but not limited to, billing, collecting and paying to the cost reduction instrument holders, or their representatives or the applicable financing entity, cost reduction rates and any other revenues arising with respect to the cost reduction property sold to the applicable financing entity or pledged to secure cost reduction instruments and seeking cost reduction rate adjustments, as necessary and permitted by the pertinent cost reduction order, to recover all approved costs designated in such cost reduction order.