Welcome to Acquiris!

Acquiris a.i.s.b.l. is the payment terminal specification and certification body within the SEPA region.

In close co-operation with stakeholders, Acquiris keeps the specifications under its management in line with market demands and technological developments. The certification process guarantees to all parties in the payment value chain that terminals deployed are in conformity with the specifications. For more information is referred to the Objectives page.

Currently Acquiris is managing the C-TAP (Common Terminal Acquiring Protocol) Specifications

Acquiris is a not-for-profit, independent, Membership driven organisation with an open Governance.

C-TAP as SEPA-proof payment terminal specification is deployed on 555.000 payment terminals across 17 European countries. 
In 2018 these C-TAP terminals processed more than 5.1 billion card payments.  

In case you have questions or would like more information, please Contact us.








Latest news

  • 31 October 2019 End of Life for C-TAP 3.x terminals! As per 31 October 2019 all terminal certificates of the C-TAP versions prior to C-TAP v10.0 shall  become obsolete.   As those terminals no longer adhere to the ...
    Posted 22 Jul 2019, 01:54 by Acquiris Secretariat
  • Update to the active members list Please view our updated members list.
    Posted 22 Jul 2019, 01:55 by Acquiris Secretariat
  • C-TAP Key Figures C-TAP as SEPA-proof payment terminal specification is deployed on 555.000 payment terminals across 17 European countries. In 2018 these C-TAP terminals processed more than 5.1 ...
    Posted 22 Jul 2019, 02:03 by Acquiris Secretariat
  • Update to the active members list Please view our updated members list.
    Posted 29 Nov 2018, 07:46 by Acquiris Secretariat
  • Official release of the C-TAP v10.1 specifications The C-TAP v10.0 specifications were released in spring 2012 and successfully deployed by the Acquiris members. Since that date terminal vendors supply C-TAP v10.0 equipment that ...
    Posted 5 Apr 2017, 07:14 by Acquiris Secretariat
Showing posts 1 - 5 of 10. View more »