What are the consequences of a notary willingly and knowingly falsely witnessing a signature?
The notarized document would be invalid since it is fraudulent.   The notary would be subject to discipline for committing fraud and might lose his notary license.  You could file a complaint with the state licensing agency for notaries.Since this notary is also an attorney, you could file a complaint with the State Bar of Arizona.  The attorney would be subject to discipline for committing fraud  by falsifying the document.Fraud is the intentional misrepresentation of a material fact made with knowledge of its falsity and with the intent to induce reliance on which one justifiably relies to his or her detriment.