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SESK: Stuff Everyone Should Know · sesk.info/epa-seller-records-three-years

How long must refrigerant sellers keep invoices showing the buyer, the date and the quantity?

Three years.

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  1. Three years ✔
  2. One year
  3. Ten years

Why: Persons who sell refrigerant must keep invoices that show the purchaser's name, the date of sale and the quantity. All those records must be kept for three years. Sellers who rely on employer documentation keep that too.

Huh, didn't know that: Manufacturers of small MVAC cans must also keep valve-testing records for three years after each purchase.

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In my career as a lumberjack I cut down exactly 52,487 trees. I know because I kept a log.
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References

Answer: Three years. Persons who sell refrigerant must keep invoices that show the purchaser's name, the date of sale and the quantity. All those records must be kept for three years. Sellers who rely on employer documentation keep that too.

  1. 40 CFR 82.154 Prohibitions (Cornell LII) www.law.cornell.edu/cfr/text/40/82.154
    keep invoices that indicate the name of the purchaser, the date of sale, and the quantity of refrigerant purchased
    Checked 2026-10-10.
  2. 40 CFR 82.154 Prohibitions (Cornell LII) www.law.cornell.edu/cfr/text/40/82.154
    All records must be kept for three years.
    Checked 2026-10-10.

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