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 beneficiary for prescription drugs covered by the plan, including out-of-pocket, copayment, and coinsurance responsibility, as well as means for reducing the cost to the participant or beneficiary, such as manufacturer copayment assistance, purchasing at the cash price, and purchasing through mail order pharmacy benefits. (2) Covered third party The term covered third party means a third party that is in contract, as a business associate (as defined in section 160.103 of title 45, Code of Federal Regulations (or successor regulations)), with a group health plan or a health insurance issuer offering group health insurance coverage to provide a consumer decision-support tool. (c) Rules of construction (1) Nothing in this section shall be construed to alter existing obligations of 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 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 sections for subchapter B of chapter 100 of such Code, as amended by section 2, is further amended by adding at the end the following new item: Sec. 9827. Prohibition on blocking consumer decision-support tools. . (d) Application The amendments made by subsections (a), (b), and (c) shall apply with respect to plan years beginning on or after the date that is 2 years after the date of enactment of this Act. (e) Regulations The Secretary of Health and Human