Having religious education in schools is a constitutional right. So is the the right to not attend it.
Catholic weddings return to steady decline
Religion in schools: Atheist Ireland responds to letter from Department of Education
Why schools must publish details of arrangements for not attending religion class
Why schools must publish details of arrangements for not attending religion class
Schools ignore obligations under Constitution and European Convention on Human Rights
Atheist Ireland meets with Catholic Education Partnership to discuss freedom of belief in schools
How was an anti-abortion video shown in curriculum Religious Education class?
Schools cannot use Education Act to impose spiritual values on students, says Court of Appeal
Religious education, sex education, and the separation of powers under the Constitution