8 CCR 1203-22, pt. 3.0 - [Effective 3/17/2025] Requirements for Sampling, Testing, and Evaluation of Uncertified Seed Potatoes
3.1.0 Uncertified seed potatoes more than one year removed from certification may only be planted if the testing in 3.2.2 verifies the lot meets the disease standards in Part 4.0.
3.2.0 Pursuant to §
35-27.3-105(2)(b), C.R.S., uncertified seed potatoes more than one year removed from certification must be sampled and tested in the following manner prior to planting.
3.2.1 Sampling
3.2.1.1 The grower must provide a sample of 200 tubers for each lot along with name of the grower, cultivar name and source of the cultivar to the Colorado State University San Luis Valley Research Center Laboratory or other laboratory designated by the certifying authority for testing.
3.2.2 Testing
3.2.2.1 A 200 tuber sample for each lot to be planted must be analyzed by the Colorado State University San Luis Valley Research Center Laboratory or other laboratory designated by the certifying authority for all disease standards specified in Part 4.0 of this Rule.
3.3.0 Sampling, Testing and Evaluation Requirements for Uncertified Seed Potatoes No More Than One Generation from Certified or Qualified Parent Potatoes.
3.3.1 No later than November 1, 2025, and by each November 1 thereafter, a grower must submit a sample of 200 tubers for each lot collected in accordance with the certifying authority's sample collection procedures and including the name of the grower, cultivar name, source of the cultivar, and hundredweight of the lot intended for planting the following year, to the Colorado State University San Luis Valley Research Center Laboratory or other laboratory designated by the certifying authority for testing.
3.3.1.1 The certifying authority or its designee must analyze the samples from each lot to determine that each lot meets the disease standard established in Part 3.3.4.
3.3.1.2 Uncertified seed potatoes may not be planted unless the grower receives approval from the certifying authority indicating that the uncertified potatoes submitted for testing in November have met the standard established in April of that same year.
3.3.2 No later than January 2, 2026, and by each January 2 thereafter, the certifying authority will transmit results of its testing in writing to the grower and, starting January 2, 2027, will include approval of the uncertified seed potatoes for planting if the standard established the previous April for those uncertified seed potatoes has been met.
3.3.3 No later than February 15, 2026, and by each February 15 thereafter, the certifying authority will transmit an aggregate summary of the results described in Part 3.3.2 above to the Seed Potato Advisory Committee established at §
35-27.3-107, C.R.S., and to the Commissioner or the Commissioner's designee. This summary must not include information that allows a grower or that grower's operation to be identified.
3.3.4 No later than April 1, 2026, and by each April 1 thereafter, the Commissioner, in consultation with the Seed Potato Advisory Committee established at §
35-27.3-107, C.R.S., will review the results transmitted per Part 3.3.3 above and set a disease standard based on those results. This standard will apply to samples submitted in November in accordance with Part 3.3.1 and will determine whether those uncertified seed potatoes can be planted the following year.
3.3.4.1 As soon as practicable following the determination of the disease standard in Part 3.3.4, the Commissioner or the Commissioner's designee will publish the standard applicable to next year's planting to the certifying authority and to growers in a form and manner designated by the Commissioner, which form may include, but is not limited to, written correspondence, electronic mail, or website publication.
3.3.5 Any deadline established in this Part 3 may be extended upon request and made effective by written permission of the Commissioner or the Commissioner's designee upon a showing of good cause by the requestor.
3.3.6 The grower is responsible for all costs associated with sampling and testing described in this Part 3.
Notes
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