https://www.epo.org/en/service-support/faq/myepo-services/central-fee-payment/link-between-central-fee-payment-and-other-1
Can I submit single or batch debit orders via Online Filing / Online Filing 2.0 / ePCT?
You can submit single debit orders using the EPO's online filing tools. However, batch payments can only be made by uploading a CSV or XML file in the required format via Central Fee Payment.