The specification of an interface for the needs of services provided by third parties on the basis of access to payment accounts under the name of PolishAPI (version 2.1) was published the 18th of September 2018 in Polish language version. The new version contains significant changes in the payment initiation service (i.a. future dated payments, recurring and bulk payments) and some corrections and additions. English translation was published on the 8th of October, 2018.