The mitzvah of sanctifying the Kohen with distinct roles and obligations derived from heredity is morally incompatible with the principle of egalitarianism. The mitzvah of sanctifying the Kohen The commandment to sanctify the progeny of Ahron (Hebrew "מצוות קידוש זרעו של אהרן") is a commandment based in the Hebrew Bible, and developed in rabbinical teaching that requires believers in Judaism to sanctify their priests ("kohanim") in various ways. These include assisting him to abstain from any prohibitions in the Law that apply to him, and by affording him first rights in areas relating to holiness and the service of God. In the enumeration of Maimonides this
Movement for Reform Judaism boys have their bar mitzvah. Reform Judaism is welcoming to non-Jewish spouses; while the Assembly maintains "clear opposition" to involvement in interfaith unions, since 2012 it allows rabbis to conduct celebratory events as long as the ceremony does not involve clergy or motifs from other religions, or conversely those of a Jewish wedding, like ritual canopy. As of 2017, Reform Judaism has 41 synagogues, of which 39 are located in England and 13 in Greater London. There is one congregation in Cardiff and one in Glasgow. As of 2010, Reform Judasim had 16,125 member households, accounting for 19.4% of synagogue-affiliated