For the purposes of §§ 58-17-108 to 58-17-112, inclusive, the term, disability income insurance, means a policy or certificate of insurance that primarily provides payment to or for the benefit of the policyholder or certificate holder based, in whole or in part, upon lost wages or other earned income or business or financial losses as a result of an inability to work due to sickness, injury, or a combination of sickness and injury.
SDCL 58-17-108