Were retail sales of microbes used to consume toxic hydrocarbon chains exempt from California sales tax?

Short answer No. The microbes did not qualify for the described food-related exemptions, and pollution-control products had no applicable exemption.
State
CA
Ruling
Annotation 295.0648
Tax type
Sales and Use Tax
Issued
1991-08-16
Issued by
California State Board of Equalization
Requested by
A CPA representing a company selling pollution-control microbes

Apply this to your situation

This page answers the general question as of 1991. Ask about yours and see what current California tax law says, with citations.

Currency note: this ruling is from 1991
Subsequent statutory amendments, regulation changes, court decisions, or later rulings may have changed the analysis. Treat this page as historical context, not current tax advice. Verify current law before relying on any specific rule, rate, or position mentioned here.
Disclaimer: This Aug. 16, 1991 Board Assistant Chief Counsel letter answers a June 25 request received Aug. 8 about pollution-control microbes, including products planned for retail sale. It cites no statutory section number. The opinion prints a category for 'seeds and animal plants' producing human food, while CDTFA's current annotation instead says the microbes are not feed for qualifying animal life; this page preserves the difference rather than choosing an uncited provision. The PDF does not reproduce the request, organism and product identities, labels, technical data, environmental uses, orders, invoices, customers, sales, returns, audits, assessments, exemption or refund claims, appeals, or later outcomes. Another taxpayer cannot treat this short fact-specific staff opinion as binding and should check current biological-product, food, feed, pollution-control, documentation, and sales-and-use-tax law. This summary is informational only and is not legal or tax advice.
About this page: The plain-English summary, reader guidance, and Q&A below were written by Ezel based on the official state tax ruling. The original ruling (linked on this page as a PDF) is the authoritative source for any reliance.
View original ruling (PDF)

Plain-English summary

A company sold microbes that consumed toxic hydrocarbon chains to control pollution and asked whether its California retail sales were taxable.

The Board said the sales were taxable. The microbes did not fit the described exemption for animal life whose product ordinarily constitutes human food or the exemption for seeds and plants producing human food. California also had no exemption for products merely because they aided pollution control.

Citations and references

  • The supporting opinion cites no statute, regulation, case, or prior ruling by number.
  • June 25, 1991 letter, received Aug. 8, asking about California sales tax on pollution-control microbes sold at retail — letter and supporting records not reproduced in the official PDF
  • Microbes or bacterial products that consume toxic hydrocarbon chains for pollution control, with some products to be sold at retail — facts supplied; organism and product identities, labels, technical data, environmental use, orders, invoices, customers, and sales records not reproduced in the official PDF
  • The opinion prints a category for “seeds and animal plants” whose product ordinarily constitutes human food, while Official Annotation 295.0648 says the microbes are not feed for qualifying animal life — unresolved source-versus-annotation description; neither format supplies a statutory citation
  • Official Annotation 295.0648's in-state retail sale, toxic-hydrocarbon-consuming microbes, human-food animal-life exclusion, animal-feed exclusion, no pollution-control exemption, and Aug. 16, 1991 date — annotation omits the June 25/Aug. 8 provenance, future-sales wording, absence of numbered legal authority, missing product and transaction records, and later outcome and supplies no additional sale record
  • Possible product sale or use, return filing, audit, assessment, exemption claim, refund claim, appeal, later statutory change, or other agency action — not supplied in the official PDF

Source

Original ruling text

295.0648

STATE OF CALIFORNIA

STATE BOARD OF EQUALIZATION
(916) 445-3723

August 16, 1991

Mr. A--- R. C. R---, CPA
Certified Public Accountant
P. O. Box XXX
---, NJ XXXXX
Dear Mr. R---:
This is in response to your letter of June 25, 1991, which reached this office on August 8, 1991. We understand that you represent a company that has been selling microbes that consume toxic hydrocarbon chains in order to control pollution. Some of these bacterial products will be sold at the retail level. You inquire as to whether these retail sales will be subject to California sales tax. The transactions in question are subject to sales tax in this state. California does have an exemption for sales of animal life of a kind the product of which ordinarily constitutes food for human consumption; that is food animals. We also have an exemption for sales of seeds and animal plants, the product of which ordinarily constitutes food for human consumption. Neither of these exemptions are applicable to the sale of microbes. Additionally, there is no exemption for products that aid in pollution control. Very truly yours,

Gary J. Jugum
Assistant Chief Counsel

GJJ:sr

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