Antrim and Newtownabbey Borough Council is advising that the General Registrar Office will be undergoing a computer system upgrade.
The installation of the new system will cause the registration service in Antrim Civic Centre to be restricted from February 18 to 23.
During this time, the registration office will only be available for the manual registration of deaths to facilitate burials and cremations.
The registration of births and marriages will not be possible.
Marriage notice applications and marriage schedules can still be submitted, however, these will not be entered on system until Wednesday, February 24.
The system is also being upgraded at Mossley Mill during the same period, and the same restrictions will apply.