It's very important, therefore, to make sure you know the duration of your course before you apply for a visa. The visa issued to you allows you to enter the State once. If you wish to leave for a short while and then return you must apply for a re-entry visa. All students are required to have private medical insurance, either personally or through a group scheme at the time of registration.
Documents that you will need to provide following with your visa application.
Letter of acceptance from a recognized school/college/university in Ireland confirming that you have been accepted on a course of study. This course of study must be full-time (lasting an academic year) and have a minimum of 15 hours per week study time.
Confirmation of your academic ability to pursue the chosen course through the English language (unless it is an English language course).
Confirmation that the fees for the course have been paid in full.
Evidence that you have enough funds (€7,000) to maintain yourself for the initial part of your stay.
Confirmation that you or a sponsor has access to at least €7,000 for each subsequent year of your studies, in addition to the course fees for each of those years.
Evidence that you have private medical insurance
A description of any gaps in your educational history
Authorization that you intend to return to your country of permanent residence when you leave Ireland.
English Language Requirements
All applicants whose first language is not English and who have not been educated through the medium of English must present one of the following qualifications in the English language:
IELTS: Grade 6.5
TOEFL: 88 - iBT, 230 - Computer based, 570 - paper based
Cambridge Certificate of Advanced English: Grade C
Cambridge Certificate of Proficiency in English: Grade C