40.0001: Authority
 40.0002: Purpose
 40.0003: Applicability
 40.0005: Effective Dates
 40.0006: Terminology, Definitions, and Acronyms
 40.0007: Rules of Construction
 40.0008: Computation of Time Periods and Deadlines
 40.0009: Certification of Submittals
 40.0010: Effect of Orders and Appeals
 40.0011: Confidentiality of Information
 40.0013: Presumption of Irreparable Harm
 40.0014: Document Retention
 40.0015: Content of Waste Site Cleanup Activity Opinions
(40.0016: Laboratory Certification: Reserved)
 40.0017: Environmental Sample Collection and Analyses
 40.0018: Health and Safety Procedures
 40.0019: Violations of Environmental Restrictions
 40.0020: Violations of Response Action Outcomes
 40.0021: Unlawful Interference with Response Actions
 40.0022: Accurate and Timely Submittal of Documents
 40.0023: Accurate and Complete Record-Keeping
 40.0024: Timely Action and Anticipatory Noncompliance
 40.0025: Extensions of Deadlines and Time Periods for Force Majeure 
 40.0027: Remedial Monitoring Report
 40.0028: Well Maintenance and Security
 40.0030: Management Procedures for Remediation Waste
 40.0031: General Provisions for the Management of Remediation Waste
 40.0032: Contaminated Media and Contaminated Debris
 40.0033: Uncontainerized Waste
 40.0034: Bill of Lading Process
 40.0035: Bill of Lading Form
 40.0036: Management Requirements for Storing Remediation Waste
 40.0040: Management Procedures for Remedial Wastewater and Remedial Additives
 40.0041: General Provisions for the management of Remedial Wastewater and/or Remedial Additives
 40.0042: Remedial Wastewater Discharges to Surface Water
 40.0043: Remedial Wastewater Discharges to Publicly Owned Treatment Works (POTW)
 40.0044: Remedial Wastewater Discharges to Non-Publicly Owned Treatment Works
 40.0045: Remedial Wastewater Discharges to the Ground Surface or Subsurface and/or Groundwater
 40.0046: Application of Remedial Additives
 40.0047: Reporting Requirements for Discharges of Remedial Wastewater and Remedial Additives
 40.0049: Remedial Air Emissions
 40.0050: Appeals of Orders and Permits
 40.0051: Appeals Relative to Administrative Penalties
 40.0060: Special Project Designation Permits
 40.0061:   Purpose and Eligibility
 40.0062:   Procedures for Applying Special Project Designation
 40.0063:   Approval of Applications for Special Project Designation Permits, and Special Project Designation Permit Modifications, Transfers or Extensions
 40.0064:   Special Project Designation Conditions
 40.0065:   Modification of Special Project Designation Permit
 40.0066:   Transfer of Special Project Designation Permit
 40.0067:   Extension of Special Project Designation Permit
 40.0068:   Termination of Special Project Designation Permit
 40.0069:   Suspension and Revocation of Special Project Designation Permit

SUBPART B: ORGANIZATION AND RESPONSIBILITIES

 40.0100: Overview of Roles and Responsibilities in Response Actions
 40.0101: Role of the Department in Response Actions
(40.0102 through 40.0104: Roles of Other State Agencies and Organizations: Reserved)
(40.0105 through 40.0109: Role of Local Government: Reserved)
 40.0110: Adequately Regulated Sites
 40.0111: Federal Superfund Program
 40.0112: Federal Corrective Action Pursuant to HSWA
 40.0113: RCRA Authorized State Hazardous Waste Program (M.G.L. c. 21C and 310 CMR 30.000)
 40.0114: Solid Waste Management Facilities
 40.0120: Coordination with Responses by the United States Coast Guard to Discharges of Oil
 40.0150: Role of Other Persons
 40.0160: Departmental Notice to Responsible Parties and Potentially Responsible Parties
 40.0165: Departmental Requests for Information (RFI)
 40.0166: Department Right of Entry
 40.0167: Interim Deadlines
 40.0168: List of Locations and Disposal Sites
 40.0169: The Role of Licensed Site Professionals
 40.0170: The Role of RPs, PRPs and Other Persons in Response Actions
 40.0171: Failure to Perform a Response Action
 40.0172: Technical, Financial, and Legal Inabilities
 40.0173: Site Access Authorization
 40.0180: Downgradient Property Status
 40.0181: Purpose
 40.0182: Applicability
 40.0183: General Requirements and Procedures for Asserting Downgradient Property Status
 40.0184:  Effect of Providing Downgradient Property Status Submittal or Modification of a Downgradient
Property Status Submittal
 40.0185: Maintenance of Downgradient Property Status
 40.0186: Termination of Downgradient Property Status
 40.0187: Modification of Downgradient Property Status Submittal
 40.0190: General Requirements for Conducting Response Actions
 40.0191: Response Action Performance Standard (RAPS)
 40.0193: Technical Justification

 40.0300: Notification of Releases and Threats of Release of Oil and Hazardous Materials; Identification
 and Listing of Oil and Hazardous Materials
 40.0301: Purpose and Scope
 40.0302: Applicability
 40.0303: Role of Licensed Site Professional
 40.0310: Releases and Threats of Release Which Require Notification
 40.0311: Releases Which Require Notification Within Two Hours
 40.0312: Threats of Releases Which Require Notification Within Two Hours
 40.0313: Releases Which Require Notification Within 72 Hours
 40.0314: Threats of Release Which Require Notification Within 72 Hours
 40.0315: Releases that Require Notification Within 120 Days
 40.0317: Releases and Threats of Release Which Do Not Require Notification
 40.0318: Limited Removal Actions
 40.0320: Releases and Threats of Release that Pose Imminent Hazards
 40.0321: Reporting of Releases and Threats of Release that Pose or Could Pose an Imminent Hazard
 40.0322: Response Actions to Prevent or Abate Imminent Hazards
 40.0330: Notification Requirements and Procedures
 40.0331: Who Shall Notify
 40.0332: Timing of Notifications
 40.0333: How to Notify
 40.0334: Content of the Notification
 40.0335: Retracting a Notification
 40.0336: Notification Requirements for Persons that Receive a Notice of Responsibility
 40.0340: Identification of Oil and Hazardous Material
 40.0341: Purpose and Scope
 40.0342: Methods of Identification of Oil and Hazardous Material
 40.0343: Criteria for Listing Oil and Hazardous Material
 40.0344: Adding and Deleting Substances to or from the Massachusetts Oil and Hazardous Materials List
 40.0345: The Massachusetts Oil and Hazardous Materials List
 40.0346: Criteria for Determining the Characteristics of Hazardous Material
 40.0347: Characteristics of Hazardous Material
 40.0350: Reportable Quantities for Oil and Hazardous Material
 40.0351: Reportable Quantities for Oil
 40.0352: Reportable Quantities for Hazardous Material
 40.0360: Reportable Concentrations for Oil and Hazardous Material
 40.0361: Reportable Concentrations of Oil and Hazardous Material in Soil
 40.0362: Reportable Concentrations of Oil and Hazardous Material in Groundwater
 40.0370: Requirements for Releases of Oil and/or Hazardous Material That Do Not Require Notification
 40.0371: Release Notification Form

 40.0400: Preliminary Response Actions and Risk Reduction Measures
 40.0401: Purpose and Scope
 40.0402: Applicability
 40.0403: Responses to Releases and Threats of Release
 40.0404: Timing of Response Actions
 40.0405:   Overview of Preliminary Response Actions
 40.0406: Possible Outcomes of Preliminary Response Actions
 40.0410: Immediate Response Actions
 40.0411: General Provisions for Immediate Response Actions
 40.0412:   Sites Where an Immediate Response Action is Required
 40.0414:   Scope and Types of Immediate Response Actions
 40.0420:   Requirements, Approvals, and Time Lines For Conducting Immediate Response Actions
 40.0421:   Immediate Response Actions That Do Not Require Prior Approval From the Department
 40.0424:   Immediate Response Action Plans
 40.0425:   Immediate Response Action Status and Remedial Monitoring Reports
 40.0426:   Imminent Hazard Evaluations
 40.0427:   Immediate Response Action Completion Reports
 40.0428:   Public Involvement
 40.0429:   Possible Outcomes of an Immediate Response Action
 40.0440:   Release Abatement Measures
 40.0441:   General Provisions for Release Abatement Measures
 40.0442:   Scope and Types of Release Abatement Measures
 40.0443:   Approvals Required to Conduct Release Abatement Measures
 40.0444:   Release Abatement Measure Plans
 40.0445:   Release Abatement Measure Status and Remedial Monitoring Reports
 40.0446:   Release Abatement Measure Completion Report
 40.0447:   Public Involvement
 40.0448:   Possible Outcomes of a Release Abatement Measure
 40.0460:   Utility-related Abatement Measures
 40.0461:   General Provisions for Utility-related Abatement Measures
 40.0462:   Conducting Utility-related Abatement Measures
 40.0463:   Approvals Required to Conduct Utility-related Abatement Measures
 40.0464:   Performance Standards for Utility-related Abatement Measures
 40.0465:   Utility-related Abatement Measures Status and Remedial Monitoring Reports
 40.0466:   Utility-related Abatement Measure Completion Reports
 40.0467:   Possible Outcomes of Utility-related Abatement Measures
 40.0480:   Phase I - Initial Site Investigation Report
 40.0481:   General Provisions for Phase I Initial Site Investigation Report
 40.0482:   Performance Standards
 40.0483:   Content of Phase I Report
 40.0484:   Phase I Report Completion Statement
 40.0485:   Public Involvement
 40.0486:   Possible Outcomes of a Phase I Report

 SUBPART E: TIER CLASSIFICATION AND RESPONSE ACTION DEADLINES

 40.0500: Tier Classification and Response Action Deadlines
 40.0501: Scope and Applicability
 40.0502: Tier ID Disposal Sites
 40.0510: Tier Classification Process
 40.0520: Basis for Tier Classification
 40.0530: Reclassification by RPs, PRPs or Other Persons during Response Actions
 40.0540: Demonstration of Ability and Willingness
 40.0550: Response Action Deadlines and Requirements for Tier I Disposal Sites
 40.0560: Response Action Deadlines and Requirements for Tier II Disposal Sites
 40.0570: Requirements for Eligible Persons, Eligible Tenants or Other Persons Seeking to Re-establish Response Action Deadlines
 40.0583: Department Reclassification of a Tier Classified Disposal Site
 40.0584: Participation by the Public, RPs, and Other Persons in Department Reclassification
 40.0585: Right to Request an Adjuicatory Hearing
 40.0590: Public Involvement

 40.0600: Transition Provisions
 40.0601: Scope and General Provisions
 40.0602: Incorporation of 310 CMR 40.000 by Reference in the Transition Provisions
 40.0610: Locations To Be Investigated
 40.0620: Unclassified Disposal Sites
 40.0630: Nonpriority Disposal Sites With Waivers
 40.0636: Nonpriority Disposal Sites Without Waivers
 40.0637: Exemption from Transition Requirements
 40.0640: Priority Disposal Sites
 40.0641: Short Term Measures and Interim Measures
 40.0642: Requirements for Notifications Received between August 2, 1993 and September 30, 1993,
Which are Not Listed on the Transition List or Addenda
 40.0650: Remedial Sites
 40.0660: Deleted Sites
 40.0670: Effect on a Consent Order, Decree, or Departmental Memorandum of Understanding

SUBPART G: TIER I PERMITS 

 40.0700: Tier I Permits
 40.0702: Applicability
 40.0703: Requirements for All Tier I Permit Applications
 40.0704: Additional Application Submittal Requirements for Initial Tier I Permit Applications
 40.0705: Additional Application Submittal Requirements for Tier I Permit Transfers
 40.0706: Additional Application Submittal Requirements for Tier I Permit Extensions
 40.0707: Additional Application Submittal Requirements for Tier I Permit Major Modifications
 40.0710: Incomplete Tier I Permit Applications
 40.0720: Approval Process for Tier I Permit Applications, Major Modifications, Transfers or Extensions and Special Project Designation Permits
 40.0725: Minor Permit Modifications
 40.0730: Department review of Tier I Permit Applications, Major Modifications, Transfers, and Extentions
 40.0731: Criteria for Denials of Tier I Permits, Major Modifications, Transfers, or Extentions
 40.0740: Conditions Applicable to all Tier I Permits
 40.0750: Tier I Permit Effective Date
 40.0751: Duration of Tier I Permits
 40.0760: Tier I Permit Suspension and Revocation
 40.0770: Right to Request An Adjudicatory Hearing

SUBPART H: COMPREHENSIVE RESPONSE ACTIONS

 40.0800: Comprehensive Response Actions
 40.0801: Applicability
 40.0810: General Provisions for Comprehensive Response Action
 40.0830: Phase II - Comprehensive Site Assessment
 40.0832: General Provisions
 40.0833: Performance Standards
 40.0834: Phase II Scope of Work
 40.0835: Phase II Report
 40.0836: Phase II Completion Statement
 40.0839: Public Involvement
 40.0840: Possible Outcomes
 40.0850: Phase III - Identification, Evaluation and Selection of Comprehensive Remedial Action
Alternatives
 40.0852: General Provisions
 40.0853: Performance Standards
 40.0855: Identification and Evaluation of Remedial Action Alternatives
 40.0856: Initial Screening of Likely Remedial Action Alternatives
 40.0857: Detailed Evaluation of Remedial Action Alternatives
 40.0858: Detailed Evaluation Criteria
 40.0859: Selection of Remedial Action Alternative
 40.0860: Feasibility Evaluations
 40.0861: Remedial Action Plan
 40.0862: Phase III Completion Statement
 40.0863: Public Involvement
 40.0864: Possible Outcomes
 40:0870: Phase IV - Implementation of the Selected Remedial Action Alternative
 40.0871: General Provisions 
 40.0872: Performance Standards
 40.0874: Remedy Implementation Plan (RIP)
 40.0875: As-Built Construction Report
 40.0877: Phase IV Status Report and Remedial Monitoring Report
 40.0878: Final Inspection Report
 40.0879: Phase IV Completion Statement
 40.0880: Public Involvement
 40.0881: Possible Outcomes
 40.0890: Operation, Maintenance, and/or Monitoring of Comprehensive Response Actions
 40.0891: General Provisions
 40.0892: Phase V Status and Remedial Monitoring Reports
 40.0893: Remedy Operation Status
 40.0894: Phase V Completion Statement
 40.0895: Public Involvement
 40.0896: Possible Outcomes
 40.0897: Post-Class C RAO Operation, Maintenance and/or Monitoring
 40.0898: Post-Class C RAO Status and Remedial Monitoring Reports

SUBPART I: RISK CHARACTERIZATION

 40.0900: Procedures and Standards for the Characterization of the Risk of Harm to Health, Safety,
Public Welfare, and the Environment
 40.0901: Applicability and General Requirements
 40.0902: Purpose of the Risk Characterization
 40.0903: Scope of the Risk Characterization and Supporting Documentation
 40.0904: Site Information Required for Risk Characterization
 40.0920: Receptor Information Required For Risk Characterization
 40.0921: Identification of Human Receptors
 40.0922: Identification of Environmental Receptors
 40.0923: Identification of Site Activities and Uses
 40.0924: Identification of Exposure Points
 40.0925: Identification of Exposure Pathways
 40.0926: Identification of Exposure Point Concentrations and Other Data Criteria
 40.0930: Identification of Site Groundwater And Soil Categories
 40.0931: Purpose
 40.0932: Identification of Applicable Groundwater Categories
 40.0933: Identification of Applicable Soil Categories
 40.0940: Methods for Characterizing Risk of Harm
 40.0941: Approaches to Characterizing Risk of Harm
 40.0942: Selection of Method to Characterize the Risk of Harm to Health, Public Welfare, and the Environment
 40.0950: Imminent Hazard Evaluations and Substantial Hazard Evaluations
 40.0951: Purpose and Scope of Imminent Hazard Evaluations
 40.0953: Exposures to be Considered in Imminent Hazard Evaluations
 40.0955: Imminent Hazard Risk Characterization and Outcome
 40.0956: Substantial Hazard Evaluations
 40.0960: Characterization of Risk to Safety
 40.0970: Method 1 Risk Characterization
 40.0971: Applicability of Method 1
 40.0972: General Approach to Method 1
 40.0973: Method 1 Risk Characterization
 40.0974: Identification of Applicable Groundwater Standards in Method 1
Table 1 - Method 1 Groundwater Standards 
 40.0975: Identification of Applicable Soil Standards in Method 1
Table 2 - Method 1 S-1 Soil Standards
Table 3 - Method 1 S-2 Soil Standards
Table 4 - Method 1 S-3 Soil Standards 
 40.0980: Method 2 Risk Characterization
 40.0981: Applicability of Method 2
 40.0982: General Approach to Method 2
 40.0983: Derivation of Additional Method 1 Groundwater Standards for Use in Method 2
 40.0984: Derivation of Additional Method 1 Soil Standards for Use in Method 2
 40.0985: Determination of Method 2 Soil Standards Considering Leaching Potential
Table 5 - Method 2 Direct Contact Soil Standards 
 40.0986: Determination of Method 2 GW-2 Standards
 40.0987: Determination of MCP Method 2 GW-3 Standards
 40.0988: Method 2 Risk Characterization
 40.0990: Risk Characterization Method 3
 40.0991: Applicability of Method 3
 40.0992: General Approach to Method 3
 40.0993: Method 3 Human Health Risk Characterization
 40.0994: Method 3 Public Welfare Risk Characterization
 40.0995: Method 3 Environmental Risk Characterization
 40.0996: Method 3 Upper Concentration Limits

 40.1000: Response Action Outcomes
 40.1001: Purpose
 40.1002: Applicability
 40.1003: General Provisions for Response Action Outcomes
 40.1004: Performance Standards for Response Action Outcomes
 40.1005: Defining the "Foreseeable Period of Time" for Purposes of a Response Action Outcome
 40.1012: Application of Activity and Use Limitations
 40.1020: Background Levels of Oil and Hazardous Material
 40.1030: Categories of Response Action Outcomes
 40.1035: Class A Response Action Outcomes: Permanent Solutions
 40.1036: Categories of Class A Response Action Outcomes
 40.1045: Class B Response Action Outcomes: No Remedial Action Required
 40.1046: Categories of Class B Response Action Outcomes
 40.1050: Class C Response action Outcomes: Temporary Solutions
 40.1051: Categories of Class C Response Action Outcomes
 40.1056: Content of Response Action Outcome Statements
 40.1066: Effect of Response Action Outcomes on Fees
 40.1067:   Remedial Actions After a Response Action Outcome has been Submitted to the Department
 40.1070: Implementation of Activity and Use Limitations
 40.1071: Grants of Environmental Restrictions for Disposal Sites Where a RP, PRP or Other
Person Conducts Response Actions
 40.1072: Process for Applying for a Grant of Environmental Restriction
 40.1073: Environmental Restrictions for Disposal Sites Where the Department Conducts Response
Actions
 40.1074: Notice of Activity and Use Limitation
 40.1075: Form of Notice of Activity and Use Limitation
 40.1080: Changes in Land Uses/Activities or Other Site Conditions After an RAO Has Been Filed
 40.1081: Amendment of Activity and Use Limitations
 40.1082: Process for Amending Grant of Environmental Restriction
 40.1083: Release and Partial Release of Activity and Use Limitations
 40.1084: Process for Implementing a Release of Grant of Environmental Restriction or Partial Release
of Grant of Environmental Restriction
 40.1085: Correction of Notices of Activity and Use Limitations
 40.1090: Public Involvement Requirements
 40.1099: Forms for Activity and Use Limitations

 40.1101: Purpose, Scope and Applicability
 40.1110: Selection of Persons, Response Action and Sites for Audit
 40.1120: Audit Activities
 40.1130: Initiation of Audit
 40.1131: Response Actions During Audits
 40.1140: Notice of Audit Findings
 40.1160: Audit Follow-up Plans
 40.1170: Post Audit Completion Statements
 40.1190: Reservation of Rights

 40.1200: Cost Recovery
 40.1201: Purpose, Scope, and Applicability
 40.1202: General Provisions
 40.1220: Recovery of Response Action Costs Incurred in Response Actions
 40.1221: Calculation of Indirect Rate
 40.1250: Procedures for Liens
 40.1251: Notice of Intent to Perfect a Lien
 40.1252: Content of Notice of Intent to Perfect a Lien
 40.1253: Service of Notice of Intent to Perfect a Lien
 40.1254: Right to Adjudicatory Hearing
 40.1255: Waiver of Right to Adjudicatory Hearing
 40.1256: Conducting the Adjudicatory Hearing
 40.1257: Reservation of Rights
 40.1260: Petitions for Reimbursement of Incurred Costs
 40.1261: Right to Petition for Reimbursement
 40.1262: Content of Petition
 40.1263: Timing of Petition
 40.1264: Grounds for Reimbursement
 40.1265: Petitions not Subject to M.G.L. c. 30A

 40.1301: Purpose, Scope, and Applicability
 40.1302: When the Department May Establish an Administrative Record
 40.1303: Participation by the Public, RPs, and PRPs
 40.1304: Administrative Record Requirements After Certification
 40.1305: Content of the Administrative Record
 40.1306: Location of the Administrative Record

 40.1400: Public Involvement - General Approach for Response Actions
 40.1401: General Principles for Public Involvement in Response Actions
 40.1402: Responsibility for Performing Public Involvement Activities in Response Actions
 40.1403: Minimum Public Involvement Activities in Response Actions
 40.1404: Public Involvement Plan Site Designation
 40.1405: Additional Public Involvement Activities Required for Public Involvement Plan Sites
 40.1406: Notification to Owners of Property within the Boundaries of a Disposal Site
(40.1407: Community Site Inspection: Reserved)
 40.1450: Technical Assistance Grants
 40.1451: Purpose and Scope of Technical Assistance Grants
 40.1452: Grant Availability
 40.1453: Eligible Applicants
 40.1454: Eligible Activities
 40.1455: Notice Provisions
 40.1456: Grant Application Process
 40.1457: Grant Selection Process
 40.1458: Payment Method
 40.1459: Fiscal Management of Grants
 40.1460: Records to be Maintained by Grantees
 40.1461: Inspection of Projects
 40.1462: Honest Practices

 40.1500: The Numerical Ranking System and Scoring Instructions
 40.1501: Purpose and Scope
 40.1502: Applicability
 40.1503: General Instructions
 40.1504: NRS Section I: Disposal Site Information
 40.1505: NRS Section II: Exposure Pathways
 40.1506: NRS Section III: Disposal Site Characteristics
 40.1507: NRS Section IV: Human Population and Land Uses
 40.1508: NRS Section V: Ecological Population
 40.1509: NRS Section VI: Mitigating Disposal Site-Specific Conditions
 40.1510: Completion of the NRS Scoresheet
 40.1511: Numerical Ranking System Scoresheet
 40.1512: Exposure Pathway Designation Criteria
 40.1513: Human Health-Based Toxicity Values and Scores
 40.1514: Mobility and Persistence Scores
 40.1516: Environmental Toxicity Values and Scores

SUBPART P: MASSACHUSETTS OIL AND HAZARDOUS MATERIAL LIST

 40.1600: Massachusetts Oil and Hazardous Material List