Wash. Admin. Code § 16-302-670
(1) The land, isolation, and field standards for soybean seed certification are:
| field standards | ||||
| class | landstandardsminimumyears | isolationstandardsminimumfeet | off-typemaximum % | other maximumno. |
| Foundation | 1* | 3 | .01 | — |
| Registered | 1* | 3 | .10 | — |
| Certified | 1* | 3 | 0.20 | — |
| * | Waived if the previous crop was grown from an equal or higher Certified class of seed of the same variety. |
(2) Seed standards for soybean certification are:
| class | off-typemaximum % | pure seedminimum % | inertmaximum % | other cropmaximumseeds/lb | weedmaximumseeds/lb | germinationminimum % |
| Foundation | 0.10 | 98.00 | 2.00 | None found | None found | 85.00 |
| Registered | 0.20 | 98.00 | 2.00 | None found | 1 | 85.00 |
| Certified | 0.20 | 98.00 | 2.00 | 1 per 2 lb. | 2 | 85.00 |
[Statutory Authority: RCW 15.49.005, [15.49].021, [15.49].310, [15.49].370, 15.140.030, and chapter 15.49 RCW. WSR 25-09-035, s 16-302-670, filed 4/9/25, effective 5/10/25. Statutory Authority: RCW 15.49.005, 15.49.081, 15.49.310, 15.49.370(3) and chapter 17.24 RCW. WSR 00-24-077, § 16-302-670, filed 12/4/00, effective 1/4/01.]