Peart attended Glenstal Abbey[1] and obtained a BCL degree from University College Dublin.
[2] Following his education at the Law Society of Ireland, he was admitted as a solicitor in 1970.
[5] Peart became a Judge of the Court of Appeal in October 2014 upon its establishment.
[6] In the Court of Appeal, he delivered judgments on appeals involving defamation,[7] judicial review,[8] land law,[9] criminal law,[10] discovery,[11] and professional misconduct.
[13] He retired in October 2019 in advance of his seventieth birthday.