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Ksef
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Fa3
Field-validations
TNumerKSeF
Description
Invoice identifier in the KSeF system, matching the required KSeF number format.
Constraints
pattern
Copied
1
([1-9]((\d[1-9])|([1-9]\d))\d{7}|M\d{9}|[A-Z]{3}\d{7})-(20[2-9][0-9]|2[1-9][0-9]{2}|[3-9][0-9]{3})(0[1-9]|1[0-2])(0[1-9]|[1-2][0-9]|3[0-1])-([0-9A-F]{6})-?([0-9A-F]{6})-([0-9A-F]{2})
