Ukrainian RNOKPP / IPN Tax Number Generator
Generate and format valid Ukrainian 10-digit RNOKPP (IPN) taxpayer numbers for software testing.
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About the Ukrainian RNOKPP
The RNOKPP (РНОКПП, formerly IPN) is the 10-digit individual tax identification number issued by the State Tax Service of Ukraine.
The first 5 digits represent elapsed calendar days since Jan 1, 1900, followed by registration and a weighted checksum digit.