A landmark crypto bill that the industry spent years and hundreds of millions of dollars pushing through Congress collapsed on Tuesday, leaving digital assets without the federal rules companies had demanded and showing how thoroughly politics now shapes even technical financial legislation. The Digital Asset Market Clarity Act, which the House passed last year with near-unanimous Republican support, failed a Senate procedural vote 49-50, far short of the 60 votes needed to begin debate.

The bill would have given the Commodity Futures Trading Commission primary authority over most crypto spot markets, drawn clearer lines between commodities and securities, and replaced years of enforcement-by-lawsuit with a single statutory framework. Supporters said that without it, capital and talent would keep leaving for jurisdictions that already have written rules. Opponents said the text was too industry-friendly and too weak on conflicts of interest.

Republicans treated the measure as a priority. President Trump backed it, and negotiators including Cynthia Lummis and Tim Scott spent months rewriting hundreds of pages. Most Republicans voted to advance it, arguing it would protect consumers, lock in American leadership, and give investors statutory guardrails before the November midterms. Leadership released a last-minute revision adding ethics language and extra power for state attorneys general, hoping to peel off enough Democrats.

Every Democrat who voted said no. Their case centered on ethics. Trump and his family have built a large crypto business, including World Liberty Financial and a meme coin that generated substantial reported sums while he has been in office.

Democrats insisted the bill still left too much room for the president and other officials to profit from an industry their administration would regulate. Elizabeth Warren said Congress should not pass a bill that lets the president keep raking in billions while families struggle with prices. Mark Warner said landmark rules could not move while the president personally profits. Ruben Gallego accused Republican leaders of protecting Trump’s earnings instead of writing a bill that could pass. Chuck Schumer said a deal had been within reach Tuesday afternoon until GOP leadership walked in and ended the talks.

The fight was not only about Trump. Some Democrats still saw the bill as a gift to exchanges at the expense of banks and retail customers. Community lenders had lobbied against stablecoin rewards, warning that deposits would leave local banks and starve small-business lending. That argument reached a few Republicans. Susan Collins, Josh Hawley, and Jerry Moran voted no. Hawley said his constituents feared harm to community banks. Thom Tillis switched to no so the bill could theoretically return later. Those defections meant the measure never even won a simple majority.

Crypto groups have spent more than $100 million in recent cycles and threatened to punish opponents. That pressure helped move the House and kept some Senate Democrats talking. It was not enough once the ethics fight hardened and the midterm calendar closed. Congress is about to leave Washington to campaign. After November, one or both chambers could change hands, and a new Congress in 2027 would start over.

The industry is left depending on regulators rather than statute. The SEC and CFTC can still write rules and approve products, but those actions can be reversed. Markets fell after the vote. Executives called the result a sting. Tillis’s maneuver keeps a narrow path open, but Democratic unity, Republican bank-state holdouts, Trump’s financial ties, and the election clock make another serious attempt before year’s end unlikely.

What was sold as market-structure legislation became another test of whether the two parties can legislate on anything that touches the president’s business, the banks’ deposits, and an industry that has learned how to buy its way into American politics.