Since February 2017 the parish is affiliated with the Russian Orthodox Church Outside of Russia.
In August 2019, on the feast day of Holy Transfiguration, Saint Thomas Orthodox Church was elevated by his Eminence Metropolitan Hilarion Kapral to be renamed to Holy Transfiguration Orthodox Church.
Seamans was accepted by the REC and continues to serve at his church in Mountain Home.
On November 22, 2015 in a Parish Meeting, St. Thomas voted to leave the Anglican Church in North America and the REC and voted to become a Western Rite Parish of the Antiochian Orthodox Christian Archdiocese of North America.
In February 2017 the parish voted to affiliate with the Russian Orthodox Church Outside of Russia (ROCOR).