In this chapter, “credit involuntary unemployment insurance” means insurance that indemnifies a debtor for installment or other periodic payments on an indebtedness while the debtor is involuntarily unemployed. The term includes policy forms and endorsements that define involuntary unemployment to provide coverage and a premium charge for interruption or reduction of a debtor’s income during periods of leave, whether paid or unpaid, authorized by the federal Family and Medical Leave Act of 1993 (29 U.S.C. § 2601 et seq.), as amended, or other state or federal law.