After the capital was relocated to the city of Heian-Kyo in 794, the shrine became even more highly revered by the Imperial Court as a shrine for protection of the Imperial Palace and was granted the highest possible status, Shoichii (Senior First Rank) in 807, with the Kamo Festival being held by royal order.
794年の平安京遷都の後は王城鎮護の神社としてより一層の崇敬を受け、大同2年（807年）には最高位である正一位の神階を受け、賀茂祭は勅祭とされた。