How do I use the BelgiumNationalIdGen Generator?

Updated May 14th, 2026

1.1 min read

Description

The BelgiumNationalIDGen Generator generates National IDs for the citizens of Belgium.

The following parameters may be configured for the BelgiumNationalIdGen Generator. Items with an asterisk* are required.

Enforce Type/Limit - When enabled, it makes sure to generate the data within data size.
increment* - Defines a constant value or a reference to another Attribute's generated value, and is added to the National Id generated value on each iteration.
dateOfBirth - Defines the reference to the date of birth for the calculation of Belgium National ID number.
dateOfBirthFormat - Defines the data format for the referenced date of birth. It should be 4 digit year format. Example: yyyy-MM-dd
gender - Defines the gender for the Belgium National Identity number. Allowed values for male are m/M/Male/male. Allowed values for female are f/F/Female/female.
applyOutputFormat - Defines if the output should be formatted.
outputFormat - Defines the format or pattern of the mask to be followed if the applyOutputFormat parameter is set to true. For Belgium, valid formats are AAAAAA-AAA-AA, AA.AA.AA-AAA,AA
prefix - Appends prefix / context to National ID. Possible values for Belgium a National ID are:
random* - Defines if National ID values are randomly generated as opposed to sequentially generated.
seed - Defines an optional seed for randomization. Using the seed will ensure that the same random data is generated each time data is generated.
unique* - Defines if National ID value should be unique or not. The value will be unique when random parameter is true.

For this example, two Generators have been linked and referenced by the BelgiumNationalIdGen Generator:

FlexibleDateRangeGen - Generates a random date of birth starting at 1925-01-01 (yyyy-mm-dd) for the dateOfBirth Parameter.
GenderGen - Generates a gender (M/F) randomly for the gender Parameter.

Additionally, the following Parameter configuration changes were made: