Every local authority has a standing advisory council (SAC) on religion, values and ethics (RVE), and until 2026, a standing advisory council on religious education (SACRE).
Mae gan bob awdurdod lleol gyngor ymgynghorol sefydlog ar grefydd, gwerthoedd a moeseg, a hyd 2026, gyngor ymgynghorol sefydlog ar addysg grefyddol.