; (ii) is covered by covered insurance issued by an insurer, regardless of whether the insurer is solvent; and (iii) occurs within a State. (B) Included amounts Such term includes the costs of claims investigation, adjustment, litigation, and all other usual costs paid by the insurer in connection with coverage for covered event. (6) Insurer The term insurer means any entity, including any affiliate thereof— (A) that is— (i) licensed or admitted to engage in the business of providing primary or excess insurance in any State; (ii) not licensed or admitted as described in clause (i), if it is an eligible surplus line carrier listed on the Quarterly Listing of Alien Insurers of the National Association of Insurance Commissioners, or any successor thereto; (iii) approved for the purpose of offering property and casualty insurance by a Federal agency in connection with maritime, energy, or aviation activity; or (iv) a State residual market insurance entity; (B) that receives direct earned premiums for covered insurance coverage