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15 U.S. Code § 8204 - Uniform standards for surplus lines eligibility

A State may not—
impose eligibility requirements on, or otherwise establish eligibility criteria for, nonadmitted insurers domiciled in a United States jurisdiction, except in conformance with such requirements and criteria in sections 5A(2) and 5C(2)(a) of the Non-Admitted Insurance Model Act, unless the State has adopted nationwide uniform requirements, forms, and procedures developed in accordance with section 8201(b) of this title that include alternative nationwide uniform eligibility requirements; or
prohibit a surplus lines broker from placing nonadmitted insurance with, or procuring nonadmitted insurance from, a nonadmitted insurer domiciled outside the United States that is listed on the Quarterly Listing of Alien Insurers maintained by the International Insurers Department of the NAIC.