About PostFinance

General information about PostFinance

The PostFinance-Bank’s Yellowpay online transfer operates without a transaction limit, but with a payment guarantee for the merchant and reaches more than 3.5 million potential in Switzerland.

Further information can be found on the webpage of PostFinance (https://www.postfinance.ch/).

Process flow chart

PostFinance process flow

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interface

Payment with PostFinance via form interface

To make a payment with PostFinance (E-Finance) online transfer in Switzerland, go to please use the following URL:

Parameters for payments with PostFinance

Return parameters for URLSuccess, URLFailure and URLNotify with PostFinance

Credit with reference

Credit

with

reference

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BaseURL

Credit_Intro PageWithExcerpt Reuse API

credit.aspx

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Wording

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Table Filter
default Beschreibung isFirstTimeEnter false hideColumns true sparkName Sparkline hidePane true datepattern dd M yy id 1623749781774_1705504988 worklog 365|5|8|y w d h m|y w d h m isOR AND separator Point (.) order 0
Multiexcerpt MultiExcerptName credit_request Table Transformer dateFormat dd M yy export-word false show-source false export-csv false id 1623749781777_-976239833 transpose false worklog 365|5|8|y w d h m|y w d h m separator . export-pdf false sql SELECT * FROM T* Table Excerpt Include static true name MerchantID page MerchantID type page Table Excerpt Include static true name PayID_Credit page PayID type page Table Excerpt Include static true name TransID page TransID type page Table Excerpt Include static true name Amount page Amount type page Table Excerpt Include static true name Currency page Currency type page Table Excerpt Include static true name MAC page MAC type page Table Excerpt Include static true name ReqId-ans..32 page ReqId type page

Parameters for credit payments with PostFinance via socket connection

Response parameters for credit payments with PostFinance via socket connection

Batch processing via the interface

Basic information about using Batch files and about their structure can be found in the Batch Manager manual. Within batch processing not alle functions are available which are usually available for the online interface.

This section describes the parameters which must be transferred within the data set (Record) for executing a PostFinance credit and which information can be found This section describes the parameters which must be transferred within the data set (Record) for executing a PostFinance credit and which information can be found within the response file about the payment status.

Following table gives an overview of all batch versions that are possible for a specific action and their specialities:

Description of the possible batch versions

The structure for a PostFinance credit within a Batch file to be submitted is the following:

HEAD,<MerchantID>,<Date>,<Version>
PostFinance,Credit,<Amount>,<Currency>,<TransID>,(<RefNr>,)<PayID>
FOOT,<CountRecords>,<SumAmount>

Version MultiMerchant:
HEAD,<[Master]MerchantID>,<Date>,<2.x>
PostFinance,Action,<[Slave]MID>,<Amount>,<Currency>,<TransID>,Data (depends on Action)
FOOT,<CountRecords>,<SumAmount>

Example for Master MID function:

HEAD,[Master]MerchantID,Date,2.x
Type,Action,[Slave]MID,Amount,Currency,TransID,Data (depends on Action)
FOOT,CountRecords,SumAmount

Description of fields within the record for Batch files

The record area within the response file for Batch transactions looks the following way:

HEAD,<MerchantID>,<Date>,<Version>
PostFinance,Credit,<Amount>,<Currency>,<TransID>,(<RefNr>,)<PayID>,<Status>,<Code>
FOOT,<CountRecords>,<SumAmount>

Description of result parameters within the record for Batch files