Title 40--Protection of Environment
CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY
PART 91--CONTROL OF EMISSIONS FROM MARINE SPARK-IGNITION ENGINES
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| 91.1 |
Applicability. |
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| 91.2 |
Applicable date. |
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| 91.3 |
Definitions.
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| 91.4 |
Acronyms and abbreviations. |
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| 91.5 |
Table and figure numbering; position. |
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| 91.6 |
Reference materials. |
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| 91.7 |
Treatment of confidential information. |
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| 91.101 |
Applicability. |
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| 91.102 |
Definitions. |
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| 91.103 |
Averaging, banking, and trading of exhaust emission credits. |
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| 91.104 |
Exhaust emission standards for outboard and personal watercraft engines. |
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| 91.105 |
Useful life period, recall, and warranty periods. |
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| 91.106 |
Certificate of conformity. |
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| 91.107 |
Application for certification. |
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| 91.108 |
Certification. |
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| 91.109 |
Requirement of certification--closed crankcase. |
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| 91.110 |
Requirement of certification--prohibited controls.
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| 91.111 |
Requirement of certification--prohibition of defeat devices. |
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| 91.112 |
Requirement of certification--adjustable parameters. |
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| 91.113 |
Requirement of certification--emission control information label and engine identification number. |
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| 91.114 |
Requirement of certification--supplying production engines upon request. |
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| 91.115 |
Certification procedure--determining engine power and engine families. |
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| 91.116 |
Certification procedure--test engine selection. |
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| 91.117 |
Certification procedure--service accumulation. |
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| 91.118 |
Certification procedure--testing. |
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| 91.119 |
Certification procedure--use of special test procedures. |
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| 91.120 |
Compliance with Family Emission Limits over useful life. |
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| 91.121 |
Certification procedure--recordkeeping. |
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| 91.122 |
Amending the application and certificate of conformity. |
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| 91.123 |
Denial, revocation of certificate of conformity. |
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| 91.124 |
Request for hearing. |
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| 91.125 |
Hearing procedures. |
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| 91.126 |
Right of entry and access. |
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| 91.201 |
Applicability. |
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| 91.202 |
Definitions. |
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| 91.203 |
General provisions. |
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| 91.204 |
Averaging. |
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| 91.205 |
Banking. |
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| 91.206 |
Trading. |
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| 91.207 |
Credit calculation and manufacturer compliance with emission standards. |
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| 91.208 |
Certification. |
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| 91.209 |
Maintenance of records. |
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| 91.210 |
End-of-year and final reports. |
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| 91.211 |
Notice of opportunity for hearing. |
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| 91.301 |
Scope; applicability. |
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| 91.302 |
Definitions. |
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| 91.303 |
Acronyms and abbreviations. |
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| 91.304 |
Test equipment overview. |
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| 91.305 |
Dynamometer specifications and calibration accuracy. |
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| 91.306 |
Dynamometer torque cell calibration. |
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| 91.307 |
Engine cooling system. |
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| 91.308 |
Lubricating oil and test fuel. |
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| 91.309 |
Engine intake air temperature measurement. |
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| 91.310 |
Engine intake air humidity measurement. |
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| 91.311 |
Test conditions. |
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| 91.312 |
Analytical gases. |
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| 91.313 |
Analyzers required. |
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| 91.314 |
Analyzer accuracy and specifications. |
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| 91.315 |
Analyzer initial calibration. |
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| 91.316 |
Hydrocarbon analyzer calibration. |
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| 91.317 |
Carbon monoxide analyzer calibration. |
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| 91.318 |
Oxides of nitrogen analyzer calibration. |
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| 91.319 |
NOX converter check. |
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| 91.320 |
Carbon dioxide analyzer calibration. |
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| 91.321 |
NDIR analyzer calibration. |
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| 91.322 |
Calibration of other equipment. |
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| 91.323 |
Analyzer bench checks. |
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| 91.324 |
Analyzer leakage check. |
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| 91.325 |
Analyzer interference checks. |
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| 91.326 |
Pre- and post-test analyzer calibration. |
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| 91.327 |
Sampling system requirements. |
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| 91.328 |
Measurement equipment accuracy/calibration frequency table. |
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| 91.329 |
Catalyst thermal stress test. |
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| 91.401 |
Scope; applicability. |
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| 91.402 |
Definitions. |
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| 91.403 |
Symbols and abbreviations. |
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| 91.404 |
Test procedure overview. |
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| 91.405 |
Recorded information. |
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| 91.406 |
Engine parameters to be measured and recorded. |
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| 91.407 |
Engine inlet and exhaust systems. |
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| 91.408 |
Pre-test procedures. |
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| 91.409 |
Engine dynamometer test run. |
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| 91.410 |
Engine test cycle. |
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| 91.411 |
Post-test analyzer procedures. |
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| 91.412 |
Data logging. |
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| 91.413 |
Exhaust sample procedure--gaseous components. |
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| 91.414 |
Raw gaseous exhaust sampling and analytical system description. |
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| 91.415 |
Raw gaseous sampling procedures. |
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| 91.416 |
Intake air flow measurement specifications. |
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| 91.417 |
Fuel flow measurement specifications. |
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| 91.418 |
Data evaluation for gaseous emissions. |
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| 91.419 |
Raw emission sampling calculations.
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| 91.420 |
CVS concept of exhaust gas sampling system. |
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| 91.421 |
Dilute gaseous exhaust sampling and analytical system description. |
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| 91.423 |
Exhaust gas analytical system; CVS grab sample. |
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| 91.424 |
Dilute sampling procedure--CVS calibration. |
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| 91.425 |
CVS calibration frequency. |
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| 91.426 |
Dilute emission sampling calculations. |
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| 91.427 |
Catalyst thermal stress resistance evaluation. |
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| 91.501 |
Applicability. |
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| 91.502 |
Definitions. |
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| 91.503 |
Production line testing by the manufacturer. |
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| 91.504 |
Maintenance of records; submittal of information. |
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| 91.505 |
Right of entry and access. |
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| 91.506 |
Engine sample selection. |
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| 91.507 |
Test procedures. |
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| 91.508 |
Cumulative Sum (CumSum) procedure. |
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| 91.509 |
Calculation and reporting of test results. |
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| 91.510 |
Compliance with criteria for production line testing. |
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| 91.511 |
Suspension and revocation of certificates of conformity. |
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| 91.512 |
Request for public hearing. |
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| 91.513 |
Administrative procedures for public hearing. |
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| 91.514 |
Hearing procedures. |
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| 91.515 |
Appeal of hearing decision. |
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| 91.516 |
Treatment of confidential information. |
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| 91.601 |
Applicability. |
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| 91.602 |
Definitions. |
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| 91.603 |
Applicability of part 91, subpart F. |
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| 91.604 |
Test orders. |
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| 91.605 |
Testing by the Administrator. |
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| 91.606 |
Sample selection. |
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| 91.607 |
Test procedures. |
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| 91.608 |
Compliance with acceptable quality level and passing and failing criteria for selective enforcement audits. |
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| 91.701 |
Applicability. |
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| 91.702 |
Definitions. |
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| 91.703 |
Admission. |
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| 91.704 |
Exemptions and exclusions. |
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| 91.705 |
Prohibited acts; penalties. |
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| 91.706 |
Treatment of confidential information. |
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| 91.801 |
Applicability. |
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| 91.802 |
Definitions. |
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| 91.803 |
Manufacturer in-use testing program.
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| 91.804 |
Maintenance, procurement and testing of in-use engines. |
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| 91.805 |
In-use test program reporting requirements. |
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| 91.806 |
Voluntary emissions recall. |
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| 91.901 |
Applicability. |
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| 91.902 |
Definitions. |
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| 91.903 |
Applicability to part 85, subpart T. |
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| 91.904 |
Voluntary emission recall. |
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| 91.905 |
Reports, voluntary recall plan filing, record retention. |
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| 91.906 |
Responsibility under other legal provisions preserved. |
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| 91.907 |
Disclaimer of production warranty applicability. |
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| 91.1001 |
Applicability. |
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| 91.1002 |
Definitions. |
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| 91.1003 |
Exclusions based on section 216(10) of the Act. |
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| 91.1004 |
Who may request an exemption. |
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| 91.1005 |
Testing exemption. |
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| 91.1006 |
Manufacturer-owned exemption and precertification exemption. |
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| 91.1007 |
Display exemption. |
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| 91.1008 |
National security exemption. |
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| 91.1009 |
Export exemptions. |
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| 91.1010 |
Granting of exemptions. |
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| 91.1011 |
Submission of exemption requests. |
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| 91.1012 |
Treatment of confidential information. |
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| 91.1101 |
Applicability. |
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| 91.1102 |
Definitions. |
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| 91.1103 |
Prohibited acts. |
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| 91.1104 |
General enforcement provisions. |
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| 91.1105 |
Injunction proceedings for prohibited acts. |
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| 91.1106 |
Penalties. |
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| 91.1107 |
Warranty provisions. |
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| 91.1108 |
In-use compliance provisions. |
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| 91.1201 |
Applicability. |
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| 91.1202 |
Definitions. |
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| 91.1203 |
Emission warranty, warranty period. |
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| 91.1204 |
Furnishing of maintenance and use instructions to ultimate purchaser. |
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| 91.1301 |
Applicability. |
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| 91.1302 |
Definitions. |
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| 91.1303 |
General provisions. |
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| 91.1304 |
Averaging. |
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| 91.1305 |
Banking. |
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| 91.1306 |
Trading. |
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| 91.1307 |
Credit calculation. |
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| 91.1308 |
Maintenance of records. |
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| 91.1309 |
Reporting requirements. |
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| 91.1310 |
Notice of opportunity for hearing. |