All conversions to Judaism (any branch) must be overseen by a beit din, a Jewish court composed of 3 judges. Orthodox Jews generally reject the rabbinic ordination offered by non-Orthodox seminaries, so they do not accept the authority of a non-Orthodox beit din that oversees a non-Orthodox conversion. So, it is a rejection of the non-Orthodox conversion process and not a rejection of the non-Orthodox convert. When a non-Orthodox convert interacts with an Orthodox community, this creates difficulty. The non-Orthodox convert cannot be treated as fully Jewish, for example, being counted among the ten required for a minyan, or being called up for honors at a Torah reading, but at the same time, an Orthodox Jew may not place barriers in the way of the non-Orthodox convert's performance of any