Illinois Statutes Chapter 5. General Provisions § 50/1. Rule of decision

§ 1. The common law of England, so far as the same is applicable and of a general nature, and all statutes or acts of the British parliament made in aid of, and to supply the defects of the common law, prior to the fourth year of James the First, excepting the second section of the sixth chapter of 43d Elizabeth, the eighth chapter of 13th Elizabeth, and ninth chapter of 37th Henry Eighth, and which are of a general nature and not local to that kingdom, shall be the rule of decision, and shall be considered as of full force until repealed by legislative authority.