Dogs to Labs – On Taxpayers’ Dime

puppies eating from a bowl of kibble on a wooden deck — Photo: Anna Hoychuk / Shutterstock

Rep. Nancy Mace just moved to shut down the pipeline that sends thousands of dogs from breeders to taxpayer-funded labs—and she says it is still running on the public’s dime.

Story Highlights

Rep. Nancy Mace introduced the PUPPS Act aimed at ending commercial breeding and sales of dogs for research labs.
White Coat Waste cites public records showing more than 1,500 dogs shipped to labs since 2025 and over $225 million in new federal funding for dog and cat experiments.
Mace says federal officials pledged to reduce dog and cat testing but kept funding painful projects, renewing public anger over waste and ethics.
Research guidance notes some canine studies have scientific justifications, setting up a policy clash over scope and necessity.

Mace’s Bill Targets Breeder-to-Lab Supply Chain

Rep. Nancy Mace, a Republican from South Carolina, introduced the PUPPS Act on September 21, 2026. Congress’s official record lists the bill and shows it was referred to the House Agriculture Committee the same day. Mace’s office says the measure would shut down “America’s puppy pipeline” to research labs and protect dogs already in the system. The text was not included in the public materials provided here, which limits a close reading of definitions, timelines, and enforcement rules.

Mace has pressed this issue all year. In January, she told the Department of Health and Human Services that federal officials pledged to end harmful dog and cat research but then kept funding projects that hurt animals. Her office cited experiments that induced strokes in puppies and bred dogs to go blind, and she demanded documents to explain why these efforts continued. Her bill now seeks to codify an end to the breeder-to-lab pipeline rather than rely on agency promises alone.

Advocacy Records Claim Large Shipments and Spending

White Coat Waste, an advocacy group that files public records requests, says a commercial breeder called Oak Hill Genetics shipped 1,518 hound-mix dogs to laboratories from January 2025 through June 2026. A news report based on the group’s records says some recipient labs still received National Institutes of Health money during this period. The group also says federal agencies approved more than $225 million in new funding for dog and cat experiments since February 2025, citing public records it obtained.

White Coat Waste further links Marshall BioResources to National Institutes of Health–funded projects, calling the company the largest commercial breeder of dogs and cats for laboratories. The group’s August report names university labs that used Marshall-supplied animals in federally backed studies. These claims rely on advocacy analyses of records. The underlying grants, purchase orders, and shipping manifests were not provided here, so readers cannot independently verify the counts or match each shipment to a specific award.

What Supporters and Skeptics Each Emphasize

Supporters of the bill argue the numbers show a clear pattern: commercial breeding supports painful research using taxpayer dollars, despite past federal pledges to reduce dog and cat testing. They say the federal government should not underwrite this pipeline, and that dogs already in labs deserve stronger protection. This stance connects with a broader voter view that Washington too often funds things that offend common sense and basic values while making little effort to change course when promises are broken.

Researchers and some institutions point to existing rules and scientific needs. Federal guidance says investigators may justify maintaining canine breeding colonies when specific studies require certain genetic lines or disease models. It also says researchers should provide a clear scientific reason before starting an in-house breeding program. This view sets up a debate over how broad a ban should be, and whether narrow exceptions tied to proven medical needs should remain.

The Policy Stakes for Taxpayers, Labs, and Dogs

If Congress passes a broad ban on breeding and sales for research use, laboratories would have to shift to other sources or reduce dog-based studies. That could speed investment in alternatives, such as computer models, organ-on-a-chip systems, or studies in other species. It could also delay some projects that depend on canine models in heart, muscle, or genetic-disease research. Without the bill text, it is unclear whether exemptions or phase-ins are included to manage these tradeoffs.

NEW: A bill introduced in Congress would ban breeding and selling dogs for use in research labs.@RepNancyMace (R-SC) introduced the Prohibiting Unethical Procedures on Pets in Science (PUPPS) Act, which would amend the Animal Welfare Act to:

🔹 Ban breeding dogs specifically… pic.twitter.com/dukvWALKfR

— Scott Taylor (@ScottTaylorTV) September 22, 2026

For taxpayers, the core question is whether public money should sustain a commercial pipeline that many view as cruel and wasteful. For animal-welfare advocates, the aim is to stop painful protocols and end demand that keeps large breeders operating. For institutions, the task is to show when and why dogs are still needed, and to prove that oversight, transparency, and alternatives are real, not slogans. This fight will test whether Congress can align funding with stated values and practical science.