If you would like to use your own AIS/PIS license to connect to the banks, there are certain registration steps required.
To be able to use the FINTS interface to connect to the bank, please submit your
finTSProductRegistrationNumber via the Edit client configuration service:
The XS2A registration includes submitting the eIDAS certificate (QWAC and QSeal) as well as registering at the bank (applicable to certain banks). Please refer to the sub-pages for more details.