Structuring reference numbers

The reference number is defined in the following fields:

  • Fixed Part
  • Date Format
  • First Free Number

The reference number can consist of:

  • Fixed Part / Date / Sequence Number
  • Fixed Part / Sequence Number
  • Date / Sequence Number

Reference numbers always consist of 14 positions. The sequence number occupies the positions that are not occupied by the Fixed Part and/or Date.