These are probably only some, there are probably more:
Etiquette is the conventional rules of conduct. It is a code of conduct that defined the rules of social behaviour
You can find rules for a code of conduct in company policies, employee handbooks, or specific industry guidelines. These rules outline expected behavior, ethics, and principles to guide interactions within a given context.
There aren't technically any 'rules'. But, as a vampire myself, I like to go by The New Code found on vampirewebsite.net
Rules
a war conduct is how the battle was fought, in a way rules of the war.
Code of conduct
An enforceable set of rules established by a governing body to regulate the conduct of individuals and groups in a society is called
Rules of conduct are called ethics or guidelines. These are principles that govern appropriate behavior in a specific context, such as a profession or organization.
Rules
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Bylaws
Bylaws