Judy Russell has excellent information on the Board for Certification of Genealogists and DNA privacy rules.
https://www.legalgenealogist.com/2020/10/18/bcg-modifies-dna-privacy-rules/
Cite: Judy G. Russell, “BCG modifies DNA privacy rules,” The Legal Genealogist (https://www.legalgenealogist.com/blog : posted 18 Oct 2020).