Tourists arriving in Abu Dhabi will be issued an ethics guide featuring advice on dress code and accepted behaviour in public places within the emirate.
Khaleej Times : UAE News
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Posted on 06 July 2012.
Tourists arriving in Abu Dhabi will be issued an ethics guide featuring advice on dress code and accepted behaviour in public places within the emirate.
Khaleej Times : UAE News

What about the current residents who bring false documents to prove a fake marriage and show disrespect to Islam?
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Well, that seems to be a problem more concerning the law than ethics. They probably know that if caught they will have to leave the country and never be allowed to come back to UAE.
And just one neighbor would be enough to report such cases I guess …
The UAE authorities are getting much better in spotting fake certificates though so the risk for such people is very high.