Tax Code Document No Posting Date
S0 1800027553 01.04.2020 1800027552 01.04.2020
...
SG 1800027994 01.05.2020 1600001562 22.05.2020
The tax code only appears once which means before the next tax code appear, all the tax codes which are currently null) will follow the previous one. Is it possible to do conditional value assign by assigning the tax code to all the null fields in this case using formula tool, eg. before null tax code SG are all S0