Prescription Drug Rebate Data Submission






Submission Deadline
for 2024 Reporting

  • These reports are due by Wednesday, September 11, 2024.


M.G.L. c. 12C, § 16(a) requires that CHIA “consider the effect of drug rebates and other price concessions in the aggregate without disclosure of any product or manufacturer-specific rebate or price concession information, and without limiting or otherwise affecting the confidential or proprietary nature of any rebate or price” when detailing cost growth trends in its annual report.


Prescription Drug Rebate for 2024 Reporting

All prescription drug rebate data will be submitted by using a pre-formatted Excel template. Reports are required to be submitted through, CHIA’s web-based transaction service. For more information on this transaction service, please see CHIA Submissions and INET Questions and Answers. Please refer to the CHIA Submissions User Guide for further information.


Filing Application

Payers must submit data annually in accordance with  regulation 957 CMR 2.00 and related administrative bulletins. For more information on filing deadlines and regulatory guidance, please refer to Regulation 957 CMR 2.00 (Payer Data Reporting) and the latest Administrative Bulletins.



For questions specifically related to prescription drug rebate reporting, please email Molly Bailey at Please include the subject line "Prescription Drug Rebate Data Submission."