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Regulations last checked for updates: May 21, 2025
Title 40 - Protection of Environment last revised: Apr 21, 2028
All Titles
Title 40
Chapter I
Part 1090
Subpart N - Subpart N—Sampling, Testing, and Retention
SCOPE OF TESTING
§ 1090.1310 - Testing to demonstrate compliance with standards.
§ 1090.1315 - In-line blending.
§ 1090.1320 - Adding blendstock to PCG.
§ 1090.1325 - Adding blendstock or PCG to TGP.
§ 1090.1330 - Preparing denatured fuel ethanol.
§ 1090.1300 - General provisions.
HANDLING AND PREPARING SAMPLES
§ 1090.1335 - Collecting, preparing, and testing samples.
§ 1090.1337 - Demonstrating homogeneity.
§ 1090.1340 - Preparing a hand blend from BOB.
§ 1090.1345 - Retaining samples.
MEASUREMENT PROCEDURES
§ 1090.1350 - Overview of test procedures.
§ 1090.1355 - Calculation adjustments and corrections.
§ 1090.1360 - Performance-based Measurement System.
§ 1090.1365 - Qualifying criteria for alternative measurement procedures.
§ 1090.1370 - Qualifying criteria for reference installations.
§ 1090.1375 - Quality control procedures.
TESTING RELATED TO GASOLINE DEPOSIT CONTROL
§ 1090.1390 - Requirement for Automated Detergent Blending Equipment Calibration.
§ 1090.1395 - Gasoline deposit control test procedures.
authority:
42 U.S.C. 7414
,
7521
,
7522
,
7541
,
7542
,
7543
,
7545
,
7547
,
7550
,
and
source:
85 FR 78469, Dec. 4, 2020, unless otherwise noted.
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