a covered entity or business associate under the privacy, security, and breach notification regulations in parts 160 and 164 of title 45, Code of Federal Regulations (or successor regulations). (2) Nothing in this section shall be construed to require a group health plan, a health insurance issuer offering group health insurance coverage, or an entity providing pharmacy benefit management services to share protected health information, as defined in section 160.103 of title 45, Code of Federal Regulations (or successor regulations), with a covered third party. . (2) Clerical amendment The table of contents in section 1 of the Employee Retirement Income Security Act of 1974 ( 29 U.S.C. 1001 et seq. ), as amended by section 2, is further amended by inserting after the item relating to section 726 the following: Sec. 727. Prohibition on blocking consumer decision-support tools. . (c) Internal Revenue Code (1) In general Subchapter B of chapter 100 of the Internal Revenue Code of 1986, as amended by section 2, is further amended by adding at the end the following new section: 9827. Prohibition on blocking consumer decision-support tools (a) In general A group health plan offering group health insurance coverage shall not enter into a contract with an entity that provides pharmacy benefit management services with respect to such plan if such contract includes any terms, conditions, or costs that would prevent or restrict a covered third party from accessing or using information, for purposes of the consumer decision-support tool, relevant to the operability, implementation, and utilization of the consumer-decision support tool regarding prescription drug benefits under the plan that are administered by the entity providing pharmacy benefit management services in contract with the plan. (b) Definitions In this section: (1) Consumer decision-support tool The term consumer decision-support tool means a tool designed to inform participants and beneficiaries in a group health plan about all costs to the participant or