Ariz. Rev. Stat. § 41-1152
Testimony or evidence produced pursuant to this article may not be admitted in evidence or used in any manner in any criminal prosecution against a natural person sworn and examined before either house of the legislature or any committee of either house, except for perjury, false swearing, tampering with physical evidence or any other offense committed in connection with an appearance required by section 41-1151 if it constitutes either the compelled testimony or the private papers of such person which would be privileged evidence pursuant to the fifth amendment of the Constitution of the United States or article II, section 10 of the Constitution of Arizona and such person claimed the privilege against self-incrimination and a majority of the committee, after consultation with the attorney general, votes to order such person to testify or produce such papers.
A.R.S. § 41-1152