For RC's 1865, C of I 1845
http://www.irish-genealogy-toolkit.com/Irish-civil-registration.html
Dates for civil records were explained in the link given-Quote from: hallmark on Friday 19 February 16 23:07 GMT (UK) http://www.irish-genealogy-toolkit.com/Irish-civil-registration.html1864 for births, deaths & Catholic marriages but non-Catholic marriages from 1845.