stdnum.bg.vat¶
VAT (Идентификационен номер по ДДС, Bulgarian VAT number).
The Bulgarian VAT (Данък върху добавената стойност) number is either 9 (for legal entities) or 10 digits (for physical persons, foreigners and others) long. Each type of number has its own check digit algorithm.
>>> compact('BG 175 074 752')
'175074752'
>>> validate('175074752')
'175074752'
>>> validate('175074751') # invalid check digit
Traceback (most recent call last):
...
InvalidChecksum: ...
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stdnum.bg.vat.
calc_check_digit_legal
(number)¶ Calculate the check digit for legal entities. The number passed should not have the check digit included.
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stdnum.bg.vat.
calc_check_digit_other
(number)¶ Calculate the check digit for others. The number passed should not have the check digit included.
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stdnum.bg.vat.
compact
(number)¶ Convert the number to the minimal representation. This strips the number of any valid separators and removes surrounding whitespace.
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stdnum.bg.vat.
is_valid
(number)¶ Check if the number is a valid VAT number.
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stdnum.bg.vat.
validate
(number)¶ Check if the number is a valid VAT number. This checks the length, formatting and check digit.