TrusTrace, Peterson Tech and Retraced join TextileGenesis in supporting the Trackit textile traceability programme.
Three lawsuits are targetting sellers on online marketplaces including Amazon, eBay, Wish, Etsy, and Temu.
The gang, including logistics bosses, warehouse owners and truck drivers, are accused of smuggling $200m in illegal goods.
The measures would strengthen oversight of 'de minimis' shipments, known to be a route for fake goods entering the US.
NIST project created 'fingerprints' for textiles that can help sort fabrics that would otherwise end up in landfill.
2024 report lists 38 online and 33 physical markets accused of involvement in "substantial" counterfeiting and piracy.