KJ:
California rule 8.4(c):
"Rule 8.4 Misconduct(Rule Approved by the Supreme Court, Effective November 1, 2018)
It is professional misconduct for a lawyer to:
(c) engage in conduct involving dishonesty, fraud,* deceit, or reckless or intentional
misrepresentation"
source:
https://www.calbar.ca.gov/Portals/0/...ry-Redline.pdf
Make of it what you will, I've no comment as to enforcement as I have never dealt with this particular issue; perhaps you could research it to see whether the California bar has had similar situations come before it, and what they've done about it.