1. Arizona offers various tax credits for charitable contributions, including credits for contributions to organizations that assist the working poor and foster care organizations. The maximum credit for married couples filing jointly is $800. 2. Tax credits are also available for contributions to private school tuition organizations and public school extracurricular fees. The maximum credit for married couples filing jointly is $2,126 for private school tuition contributions and $400 for public school fees. 3. To qualify for the credits, contributions must be made to approved and qualifying organizations, and taxpayers must provide documentation of contribution amounts. Links are provided with more information on eligible organizations and requirements for each credit.