Were parts used by a California shop to repair a cracked boat taxable when the Wisconsin manufacturer covered the work under the original warranty?

Short answer No if the warranty was mandatory. The repair-shop and manufacturer part transfers were for resale; an optional warranty would instead make the manufacturer the taxable consumer.
State
CA
Ruling
Annotation 490.0510.350
Tax type
Sales and Use Tax
Issued
1992-03-10
Issued by
California State Board of Equalization
Requested by
Representative of a California boat repair shop (name redacted)

Apply this to your situation

This page answers the general question as of 1992. Ask about yours and see what current California tax law says, with citations.

Currency note: this ruling is from 1992
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 March 10, 1992 letter assumes the Wisconsin manufacturer's warranty was a mandatory provision included in the Arizona dealer's boat sale to a California resident. It separately says the end user paid use tax on the boat when registering it with DMV. CDTFA says statutory law controls if it conflicts with an annotation. Warranty optionality, original sale terms, repair-part invoicing, manufacturer and repair-shop roles, boat registration, and current Regulation 1655 can change the result.
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 California resident bought a Wisconsin-made boat from an Arizona dealer. After a crack appeared, the manufacturer authorized a California shop to perform the repair under the buyer's original warranty.

Assuming the warranty was mandatory and included in the original sale, the repair parts were treated as resale property already covered by the original taxable transaction. Neither the repair shop's part transfer nor the manufacturer's acquisition was taxable.

If the warranty instead was optional, the manufacturer would be the consumer of the repair parts and would owe tax on its purchase from the California shop. The letter separately noted that the end user paid use tax on the boat upon DMV registration.

Common questions

Did the manufacturer's Wisconsin seller's permit make the repair exempt?

The permit alone was not the reason. Mandatory-warranty resale treatment controlled.

Were parts taxable under the assumed mandatory warranty?

No.

What if the warranty was optional?

The manufacturer would be the taxable consumer.

Citations and references

  • Cal. Code Regs., tit. 18, reg. 1655(c) — mandatory-warranty resale and optional-warranty consumer treatment

Source

Original ruling text

490.0510.350

STATE OF CALIFORNIA

STATE BOARD OF EQUALIZATION
(916) 327-3400

March 10, 1992

Ms. D--- B--P--- S--- Ltd.
P. O. Box XXXX
---, CA XXXXX-XXXX
Re:

SR -- XX-XXXXXX

Dear Ms. B---:
I am writing in response to your February 17, 1992 request for legal advice regarding the applicability of California sales and use tax to a transaction of your client, M--- M--- (MM). the facts, as outlined in your letter, are as follows. A Sacramento resident purchased, from an Arizona dealer, a boat manufactured by C--- Inc. of Wisconsin. After the purchase, the buyer discovered a crack in the boat. C--- agreed to have the crack repaired under the buyer’s warranty. The boat was taken to M--- M--- for repairs. MM sent C--- an estimate for repairs that included California sales tax reimbursement. C--- sent MM a copy of its Wisconsin sellers permit with a statement that “the repairs were exempt from sales tax.” You have asked for clarification regarding this issue. Sales and Use Tax Regulation 1655(c) (enclosed) provides, in relevant part, that the sale of replacement parts and materials furnished under a mandatory warranty or pursuant to a mandatory manufacturer’s warranty is not taxable. Such tax is considered to be “included” (albeit after the fact) with the tax paid on the retail selling price of the property. Assuming that the crack was repaired under C---’s warranty (included as a [mandatory] provision of the contract of sale), there is no tax owing on the purchase of parts either by MM or by C---. These would be non-taxable sales for resale. The end user, however, pays use tax on the boat at the time it is registered with DMV. Please note that if my assumption is incorrect and the warranty is “optional” rather than “mandatory”, C--- would be considered the consumer of the parts and materials and would be required to pay tax on its purchases from MM.

Ms. D--- B---

-2-

Please feel free to contact us again if you have further questions. Sincerely

Stella Levy
Tax Counsel

SL:es
4338I
Enclosure:

Reg. 1655

March 10, 1992
490.0510.350

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