According to an April 15, 2015, article published by the American Veterinary Medical Association, the Department of Agriculture is supporting an effort to create dog care standards that could eventually lead to development of a privately operated dog breeder accreditation program.
Since publication of this article there have been developments in many countries to address dog welfare issues. At the 4th Dog Health Workshop the Theme "Supply and Demand" resources speak to issues raised in the 2015 article.
In a move animal welfare advocates believe could help reduce animal suffering in commercial breeding operations, the USDA has included the creation of a private accreditor program for professional dog breeders among its goals for the next five years.
You can read the article in its entirety here.
See Supply and Demand 4th Dog Health Workshop Theme # 2 Supply and Demand Presentations
See the USDA's Dog Breeder Resource Guide (March 2019)
The document contains practical information on seeing to health and welfare issues that impact dog's lives.