Statute and Rules

MHDO's governing statute is Title 22, Chapter 1683.

The specifc rule and chapter of the Maine Rule Chapters for Independent Agencies, which MHDO falls under is Rule 90 590.

Chapters of Rule 90 590

Important Note: These are not "official" state rules in the sense that they can be used before a court. Certified copies of rule chapters are available from the Administrative Procedure Act (APA) office .

Chapter Title
Chapter 10 Determination of Assessments - Recently Proposed
Chapter 50 Prices For Data Sets, Fees for Programming and Report Generation, Duplication Rates
Chapter 100 Enforcement Procedures - Recently Proposed
Chapter 120 Release of Data to the Public - Adopted 7/28/16
Chapter 125 Health Care Information That Directly Identifies an Individual
Chapter 241 Uniform Reporting System for Hospital Inpatient Data Sets and Hospital Outpatient Data Sets - Recently Proposed
Chapter 243 Uniform Reporting System for Health Care Claims Data Sets - Recently Proposed
Chapter 270 Uniform Reporting System for Health Care Quality Data Sets - Replaces previous rule in its entirety 6/22/19 (see Recently Adopted section below for more information).
Chapter 300 Uniform Reporting System for Hospital Financial Data - Recently Proposed
Chapter 570 Uniform Reporting System for Prescription Drug Price Data Sets - Recently Proposed
Chapter 630 Uniform System for Reporting Baseline Information and Restructuring Occurrences For Maine Hospitals and Parent Entities

Recently Proposed Rules

November 21, 2019 at 9:00 am MHDO held a public hearing for Rule Chapter 570, Chapter 100, Chapter 10 and Chapter 300. The deadline for public comments for each of the four rules expired December 2, 2019 at 5:00 pm.


Chapter 570 - Uniform Reporting System for Prescription Drug Price Data Sets

Rule Chapter 100 - Enforcement Procedures

Rule Chapter 10 - Determination of Assessments

Rule Chapter 300 - Uniform Reporting System for Hospital Financial Data



Chapter 241 - Uniform Reporting System for Hospital Inpatient Data Sets and Hospital Outpatient Data Sets

Chapter 243 - Uniform Reporting System for Health Care Claims Data Sets

Recently Adopted Rules

Chapter 270 - Uniform Reporting System for Health Care Quality Data Sets was amended.
Below are the effective dates for the different sections.

  • June 22, 2019 – Sections 1-2(A) (HAI 1-5), 2(C)-2(D), 2(F)-9
  • January 1, 2020 – Sections 2(A) (HAI 6), 2(B)
  • July 1, 2020 – Section 2(E)

Listed below, for your reference are the proposed rule changes, summary of changes and the previous rule.

Chapter 243 - Uniform Reporting System for Health Care Claims Data Sets - was amended and is effective 6/27/18.

Chapter 241 - Uniform Reporting System for Hospital Inpatient Data Sets and Hospital Outpatient Data Sets - was amended and is effective 10/31/17.

Rule Chapter 120 - Release of Data to the Public - was repealed and replaced effective 7/28/16. Please see other documents involved in this process below.

*Note that it is the responsibility of the data submitter to review adopted rules in their entirety.