; and (B) provide the regulatory early notice to the Comptroller General. (b) Regulatory early notice contents A regulatory early notice under subsection (a) shall identify the problem that the rule is intended to address, and shall include the following: (1) Whether the rule is required by law, necessary to interpret the law, or made necessary by compelling public need, such as material failures of private markets to protect the health and safety of the public, the environment, or the well-being of the American people. (2) Whether regulations (or other law) have created, or contributed to, the problem that a new regulation is intended to correct and whether those regulations (or other law) should be modified to achieve the intended goal of regulation more effectively. (3) Whether the agency identified and assessed available alternatives to direct regulation, including the alternative of not regulating, and including providing economic incentives to encourage the desired behavior, such as user fees or marketable permits, or providing information upon which choices can be made by the public. (4) An invitation for the public to provide the agency with recommendations on how to accomplish the objectives of the rule most effectively and at least cost. (c) Regulation identifier number defined The term regulation identifier number means the regulation identifier number assigned to an agency rulemaking by the Office of Management and Budget pursuant to section 4(b) of Executive Order 12866 ( 5 U.S.C. 601 note