The TuCUIL application is not an official application. This means that we have no relationship with the State. Its data is obtained with the "Module 11" algorithm. To corroborate the data issued by the application, we recommend using official sources.
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Enter your gender or indicate if you are a company, then your ID and that's it!
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The CUIL / CUIT can be generated without internet as follows:
- They start with 20, 23, 24 and 27 for Individuals or 30, 33 and 34 for Companies.
- The following 8 numbers are the ID number or company number
- The last number is the verification digit (Algorithm "Module 11")
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To download the CUIL certificate, use the ANSES website
