KUA: Your Trusted Tax Partner. Powered by Kuantik, the main SAT intermediary in Mexico, KUA is the first tax application designed exclusively for salaried individuals in Mexico. We simplify your relationship with the SAT by automatically synchronizing your tax documents. Imagine having all your tax receipts, CIEC, Proof of Tax Situation and Tax Identification Card in one place, perfectly organized. In addition, easily access the invoices you issue and receive, all from a single platform. KUA simplifies your tax life. Download it now and discover the convenience of having your tax documents at your fingertips. KUA has no relationship with or represents any government entity. It connects using the free public web services provided by the Tax Administration System (SAT) on its site www.sat.gob.mx All data in our application is encrypted and protected in accordance with our Privacy Notice at info.kua.mx/privacidad