Idaho Subsidiary Coverage for WC Self-Insurers (Supplemental Application) is a type of insurance coverage offered by the state of Idaho to companies that are self-insured for workers' compensation. This coverage is designed to provide additional protection for self-insured companies in the event of a claim being made against them. This coverage can be purchased in order to supplement the existing workers’ compensation insurance that the company already has in place. The types of coverage offered by Idaho Subsidiary Coverage for WC Self-Insurers (Supplemental Application) include policy limits, deductibles, and stop loss coverage. Policy limits provide additional protection when the amount of the claim exceeds the limits of the existing workers’ compensation insurance. Deductibles allow the company to pay a portion of the claim before the insurance company pays the remainder. Stop loss coverage provides additional protection in the event of large claims or many claims.