you can check out the following laws your self I found them on the net with a search on federal and state antiquity laws. HOPE THIS HELPS WITH SOME OF YOUR QUESTION opps cap lock on sorry
state
39-125. Information relating to location of archaeological discoveries and places or objects included or eligible for inclusion on the Arizona register of historic places; confidentiality
Nothing in this chapter requires the disclosure of public records or other matters in the office of any officer that relate to the location of archaeological discoveries as described in section 41-841 or 41-844 or places or objects that are included on or may qualify for inclusion on the Arizona register of historic places as described in section 41-511.04, subsection A, paragraph 9. An officer may decline to release this information if the officer determines that the release of the information creates a reasonable risk of vandalism, theft or other damage to the archaeological discoveries or the places or objects that are included on or may qualify for inclusion on the register. In making a decision to disclose public records pursuant to this section, an officer may consult with the director of the Arizona state museum or the state historic preservation officer.