Rules of construction

(a) No requirement To provide financial services Nothing in this Act shall require a depository institution, an entity performing a financial service for or in association with a depository institution, a community development financial institution, or an insurer to provide financial services to a State-sanctioned marijuana business, service provider, or any other business. (b) General examination, supervisory, and enforcement authority Nothing in this Act may be construed in any way to limit or otherwise restrict the general examination, supervisory, and enforcement authority of the Federal banking regulators (including the Department of the Treasury), provided that any supervisory or enforcement action is not being taken solely because the provision of financial services to a State-sanctioned marijuana business or service provider. (c) Business of insurance Nothing in this Act shall interfere with the regulation of the business of insurance in accordance with the Act entitled An Act to express the intent of the Congress with reference to the regulation of the business of insurance, approved March 9, 1945 (commonly known as the McCarran-Ferguson Act; 15 U.S.C. 1011 et seq.), and the Dodd-Frank Wall Street Reform and Consumer Protection Act (12 U.S.C. 5301 et seq.). (d) Law enforcement authority Nothing in this Act shall restrict or limit the ability of Federal law enforcement agencies to investigate and prosecute money-laundering crimes involving proceeds of illegal activity other than marijuana-related activities conducted in compliance with the law of the State, Indian Tribe, or political subdivision of a State by a State-sanctioned marijuana business or service provider.