2026-2027 Crop Year Changes Announced

CA Gov

Official Grain Grading Guide changes effective August 1, 2026

ItemDetailsChapter affected
Definition revisionnon-registered varietiesChapters 4 to 8, Chapters 10 to 23
Grading factor definition revisionVariety (VAR)Chapters 4 to 8, Chapters 10 to 23
Grading factor definition revisionRuptured kernels (RUP)

Smudge (SM)

Penetrated smudge (PENT SM)

Darkened kernels (DRKND KRNL)

Chapter 4 (Wheat)
Grading factor definition revisionContrasting colours (CON CLR)Chapter 18 (Lentils)
Grading factor additionSeverely darkened kernels (SEVDRKND KRNL)Chapter 4 (Wheat)
Grading factor removalSuperficial discolouration (SUPDISCLR)Chapter 4 (Wheat)
Grading factor removalContrasting classes (CON CL)Chapter 18 (Lentils)
Tolerance revisionPenetrated smudge (PENT SM) in CWADChapter 4 (Wheat)
Tolerance additionTotal of severe midge (SEVMDGE) and penetrated smudge (PENT SM) in CWADChapter 4 (Wheat)
Procedure clarificationAssessment of damage (DMG)

Assessment of sprouted (SPTD)

Chapter 7 (Oats)
Procedure clarificationAssessment of contrasting colours (CON CLR) Chapter 18 (Lentils)
Other clarificationTable for wheats of other classes (WOOC)Chapter 4 (Wheat)
Other clarificationLentil varietiesChapter 18 (Lentils)
Other clarificationForeign material other than grainChapter 20 (Soybeans)
Other clarificationDockage descriptionChapter 23 (Canary seed)
AbbreviationsAbbreviations added (4)Chapter 27 (Standard abbreviations)
GlossaryDefinition removed (1)

Definitions added (2)

Definition updated (1)

Chapter 28 (Glossary)

Official Grain Grading Guide changes effective July 1, 2026

ItemDetailsChapter affected
Moisture specifications revisionChart numbers for lentils, other than redChapter 2 (Moisture testing)
Tolerance revisionPenetrated smudge (PENT SM) in CEAD

Severe midge (SEVMDGE) in CEAD

Total of severe midge (SEVMDGE) and penetrated smudge (PENT SM) in CEAD

Chapter 4 (Wheat)
Grading factor definition revisionHeated (HTD)Chapter 17 (Corn)
Grading factor additionRed Streak (RSTRK)Chapter 17 (Corn)
Other clarificationContact information added for heated corn guideChapter 17 (Corn)
Other clarificationList of available guides updated to include heated corn guideChapter 29 (Active standards and guides list)
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