C.R.S. § 12-165-109: Insurance required.

(1) A licensee shall not engage in radon measurement or radon mitigation activities, as applicable, unless the licensee maintains professional liability insurance that:

(a) Is issued by an insurance company authorized by the division of insurance to transact insurance business in this state;

(b) Is in effect at all times during the license period;

(c) Provides for general liability coverage in an amount of at least:

(I) Two hundred fifty thousand dollars for radon measurement professionals; and

(II) Five hundred thousand dollars for radon mitigation professionals; and

(d) Lists the division of insurance as a certificate holder.