Registro Unico Tributario – RUT
The “Registro Unico Tributario (RUT)” is a tax identification number issued to entities (including companies, partnerships and subsidiaries) of relevance and to individuals for tax administration.
Format of the RUT number
RUT number consists of 12 digits.
Breaking down the RUT number
12 — The first 2 digits indicate the registration number.
345678 — The next 6 digits can be any random number from 000001 to 999999. They indicate the company's number
001X — The last 4 digits are always 001X where X is the checksum that is calculated on the basis of the previous 11 digits.
Foriegner's identification number – NIE
Breaking down the NIE number
12 — The first 8 digits can be any random number from 00000001 to 99999999.
X — The last digit X is the checksum that is calculated on the basis of the previous 8 digits.
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