Well, anyone who is a member of a professional society (ACM, IEEE, etc.) or has a professional certification (PMI's PMP certification) has already agreed to abi

Well, anyone who is a member of a professional society (ACM, IEEE, etc.) or has a professional certification (PMI's PMP certification) has already agreed to abide by their respective Codes of Ethics by virtue of being an accredited member. In theory, people can be stripped of their membership or certification if it's reported although I doubt that ever happens in practice.