The commissioner may waive requirements under this chapter for up to nine months after the disaster in areas where a federal disaster has been declared under United States Code, title 42, § 5121, et seq., or the governor has exercised authority under chapter 12. The commissioner may waive requirements retroactively from the date of the disaster. The commissioner shall notify the chairs of the house of representatives and senate committees with jurisdiction over this chapter and the house of representatives Ways and Means Committee within five business days after the commissioner grants a waiver under this section.