CAO 2023 Timeline: CAO 2023 Timetable of Events

By Steven Galvin - Last update

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The CAO online application facility has opened for 2023 and applicants must  register with CAO before 5pm on 1st February. It is important to register on the CAO system in advance of the closing date to obtain your CAO application number. Below we take a look at CAO 2023 Timetable of Events.

The purpose of the Central Applications Office (CAO) is to process centrally applications for undergraduate courses in Irish Higher Education Institutions (HEIs)

CAO 2023 Timetable of Event

November 2022

• CAO online application facility opens on 4 November at 12:00 noon
• Change of Course Choices (free) facility opens on 4 November at 12:00 noon

January 2023

• Discounted application fee (€30 fee) available up to 20 January at 5pm


• Normal closing date for applications (€45 fee) is 1 February at 5pm
• Online Change of Course Choices (free) facility closes 1 February at 5pm
• Online facility to amend course choices becomes available (€10 fee)
on 3 February at noon


• Closing date for amending course choices is 1 March at 5pm
• Most tests and interviews for restricted courses are held in March and April
• Closing date for final completion of online DARE/HEAR forms is 1 March at 5pm
• Closing date for completion of Mature Applicant section of CAO form is 1 March at 5pm
• Late application facility opens on 6 March at 12:00 noon
• DARE/HEAR supporting documentation to arrive in CAO before 15 March at 5pm


• Most tests and interviews for restricted courses are held in March and April


• Closing date for late applications is 1 May at 5pm
• Online Change of Mind (free) facility becomes available on 5 May at 12:00 noon (expected date)
• Check and Confirm reminder sent to all applicants before end of May. Inform CAO if you do not
receive it.


• Leaving Certificate examinations


• Change of Mind Closes on 1 July at 5pm
• Round A offers for certain categories of applicant e.g. mature, deferral, etc. are issued in early July
• Exceptional closing date for late applications for those already attending a participating HEI is 22 July at 5pm


• Round Zero offers for certain categories of applicant issued in early August
• Current year Leaving Certificate results issued (date to be confirmed)
• Round One offers (date to be confirmed)
• HEIs begin registration


• HEIs begin registration
• Results of Leaving Certificate appeals released (date to be confirmed)
• Offer season ends (date to be confirmed)

There are many avenues to be explored when you decide to make the journey into higher
education; for the majority, that journey will involve a CAO application. It is important to note, however, that there are alternative access routes to higher education, other institutions offering further and higher education, and situations where you may have to apply to an institution directly.

2023 CAO Handbook (PDF download) is a national database of universities, colleges, institutes and providers of third level, CAO and PLC courses in Ireland. We operate a national search database of courses and colleges.

Steven Galvin

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