eCustoms Technical Support, Systems and Accounting

The contact details shown below should be used for queries relating to:

  • AIS (import declarations)
  • AEP (export declarations)
  • Economic Operators Registration and Identification System (EORI)
  • Electronic Manifest System (EMS) for exports
  • Transit System (NCTS)
  • Import Control System (ICS)
  • eCustoms accounts (Cash and Deferred payments)
  • Customs Decisions System (CDS).

Phone services are available on a limited basis due to COVID-19 pandemic. Contact through email is advisable – details below.


01 738 3677

Call charges may vary depending on your telephone provider’s service contract.

Telephone opening hours: 09.00 to 14.00 (Monday to Friday).



Please use the secure 'MyEnquiries' service available through myAccount or ROS:

  • sign into MyEnquiries
  • select 'Add new Enquiry'
  • in the 'My Enquiry relates to' section, enter 'Customs':
    in the 'More Specifically' section,
    • enter 'eCustoms - Systems Query' for enquiries relating to AEP (Import & Export Declarations), EORI, EMS, NCTS, ICS and CD
    • or
    • enter 'eCustoms Accounts', for enquiries relating to Cash Accounts and Deferred Payments.

Alternatively use or Please note that Revenue cannot guarantee the security of personal and sensitive data sent in plain text via standard email.


Postal address

eCustoms Helpdesk and eCustoms Accounts
Customs Division
Office of the Revenue Commissioners
Government Offices
St Conlon’s Road
Co. Tipperary
E45 T611.