Authorities in the State shall consist of: - Judicial Authority. - Executive Authority. - Regulatory Authority. These authorities shall cooperate in the discharge of their functions in accordance with this Law and other laws. The King shall be their final authority. Article 45: The source for fatwa (religious legal opinion) in the Kingdom of Saudi Arabia shall be the Book of God and the Sunnah of his Messenger (PBUH). The Law shall set forth the hierarchy and jurisdiction of the Board of Senior Ulema and the Department of Religious Research and Fatwa. Article 46: The Judiciary shall be an independent authority. There shall be no power over judges in their judicial function other than the power of the Islamic Shari‘ah. Article 47: The right of litigation shall be guaranteed equally for both citizens and residents in the Kingdom. The Law shall set forth the procedures required thereof. Article 48: The courts shall apply to cases before them the provisions of Islamic Shari‘ah, as indicated by the Qur’an and the Sunnah, and whatever laws not in conflict with the Qur’an and the Sunnah which the authorities may promulgate. Article 49: Subject to the provisions of Article 53 herein, the courts shall have jurisdiction to adjudicate all disputes and crimes. Article 50: The King or whomever he deputizes shall be responsible for the enforcement of judicial rulings. Article 51: The Law shall set forth the composition and jurisdiction of the Supreme Judicial Council, as well as the hierarchy and jurisdiction of the courts. 8