WHAT HAPPENED
On March 17, 2026, the SEC and CFTC jointly issued a landmark interpretation formally classifying Bitcoin — along with fifteen other major cryptocurrencies — as a digital commodity, not a security. The ruling establishes a five-category taxonomy for all crypto assets and ends more than a decade of regulatory ambiguity about where Bitcoin fits under federal law. It is binding on both agencies, not merely staff guidance.
WHY IT MATTERS
When the SEC and CFTC issued their joint interpretation last month, most coverage focused on what it meant for securities law. What that coverage missed is the bigger picture.
This ruling is the latest chapter in a legal story that started in a federal courtroom in Maine.
In United States v. Sal Mansy, prosecuted in the District of Maine, the government established one of the earliest federal precedents treating Bitcoin as money — specifically, as a currency substitute subject to federal money transmitting laws. FinCEN had taken that position since 2013, and the Mansy prosecution put it to the test in court. Bitcoin was money for purposes of the Bank Secrecy Act. Full stop.
But here is what has always been true, and what the March 2026 ruling makes impossible to ignore: the federal government has never agreed with itself about what Bitcoin actually is.
Right now, in 2026, three different federal agencies give three different answers to that question.
FinCEN says Bitcoin is money. Anyone who transmits it on behalf of others must register as a Money Services Business, implement anti-money laundering controls, and comply with Bank Secrecy Act reporting requirements. That has been the law since 2013 and remains unchanged today.
The IRS says Bitcoin is property. Every time you sell it, trade it, or spend it, you have a taxable event — meaning a capital gain or loss that must be reported. It is treated like a stock, not a dollar. Crypto-to-crypto swaps are taxable. Buying a cup of coffee with Bitcoin is technically a capital gain or loss event. Starting in 2026, your exchange is reporting your gross proceeds directly to the IRS on a new form — Form 1099-DA — whether you know it or not.
The SEC and CFTC now say Bitcoin is a commodity. Not a security. Not subject to SEC registration requirements. The March 2026 joint interpretation puts this on firm, binding ground for the first time.
These are not contradictory positions that will eventually be resolved. They are three separate regulatory frameworks, each asking a different question, each giving a legally correct answer within its own domain. The money transmitting laws ask whether value is being transferred on behalf of others. The tax code asks whether a disposition of property produced a gain or a loss. Securities law asks whether an investor is relying on the efforts of others to generate a profit. Bitcoin can be all three things — or none of them — depending on what you are doing with it and which agency is watching.
That is not a bug in the system. It is the system. And it is exactly what makes federal crypto enforcement so dangerous for investors and businesses who think that one clean answer protects them everywhere.
WHO SHOULD PAY ATTENTION
Bitcoin investors who have been treating their holdings as unregulated assets. The IRS is now receiving transaction reports directly from your exchange. Unreported gains from prior years carry compounding exposure.
Platform operators and exchangers of any size. The FinCEN framework — the same framework at the center of the Mansy prosecution — has not changed. If you are transmitting Bitcoin on behalf of others without MSB registration, the fact that the SEC now calls Bitcoin a commodity does not protect you from a federal money transmitting charge.
Businesses accepting Bitcoin as payment. Each transaction is a taxable disposition under IRS rules, regardless of how the SEC or CFTC classify the asset.
Anyone who received a target letter, a grand jury subpoena, or an informal inquiry from DOJ, SEC, CFTC, FinCEN, or IRS-CI involving digital assets. The regulatory landscape has shifted — but “the rules changed” is not a defense for prior conduct.
DEFENSE NOTE
Federal crypto enforcement does not come from one agency, and it does not follow one theory. An investor can be compliant with the SEC and still face criminal exposure under the Bank Secrecy Act. A platform can avoid securities violations and still face IRS audit risk for every user transaction on its books. If you have received any government inquiry involving digital assets — or if you are uncertain about your exposure under any of the frameworks described above — consult experienced federal criminal defense counsel before responding to investigators or producing any records. Zerillo Law Firm handles federal crypto matters. Contact us at zerillolaw.com
SOURCE
SEC/CFTC Joint Interpretation on Crypto Asset Classification, March 17, 2026: https://www.cftc.gov/PressRoom/PressReleases/9198-26
About the Author
Michael J. Conley is a former federal prosecutor with nearly 25 years in federal law enforcement. He served as an Assistant U.S. Attorney in the District of Maine and as Chief of the Criminal Division for the U.S. Attorney’s Office in the U.S. Virgin Islands. He secured one of the first federal convictions in the country for operating an unlicensed Bitcoin money service business — a landmark prosecution that helped establish Bitcoin as money under federal law at a time when that legal question remained largely unsettled. He is Of Counsel at Zerillo Law Firm, where he focuses on federal cryptocurrency criminal defense. Contact the firm at zerillolaw.com