This bill extends existing IRS tax anti-abuse rules to digital assets by applying "constructive sale" rules that prevent taxpayers from avoiding taxes through offsetting digital asset positions that lock in gains. The legislation treats tokenized digital assets as substantially identical to stocks, bonds, or partnership interests for tax purposes, while excluding U.S. dollar stablecoins from these requirements. The bill clarifies that it does not determine whether digital assets are securities or commodities under federal law, leaving those regulatory determinations to other agencies, and applies only to constructive sales occurring after the bill's introduction, with no retroactive application to prior tax years.