The Catholic Tuition Support Organization (CTSO) offers many different options for contributors to participate in the tax credit.
PAYMENT OPTIONS
- Make an online credit card contribution on our safe and secure site
- Pay with credit card or Electronic Fund Transfer (EFT) by phone at 520-838-2558
- Mail your contribution by check or credit card using the Printable Payment Form

- Scheduled Payment Plan

Tax Form
The Arizona Department of Revenue has these on-line resources available regarding the private-school tax credit.
Form 323 Arizona Tax Credit Form, required to claim credit properly
Form 301 Arizona Tax Credit Form, required to claim credit properly
Form 140 Arizona State Personal Income Tax Return
ARIZONA STATE TAX CREDIT LAW
GET ACROBAT READER
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