Every policy of insurance against liability under this act shall be in accordance with the provisions of this act and shall be in a form approved by the commissioner of insurance. Such policy shall contain an agreement that the insurer accepts all of the provisions of this act, that the same may be enforced by any person entitled to any rights under this act as well as by the employer, that the insurer shall be a party to all agreements or proceedings under this act, and his appearance may be entered therein and jurisdiction over his person may be obtained as in this act provided, and such covenants shall be enforceable notwithstanding any default of the employer.
K.S.A. 44-559