This article shall not affect a power of attorney given to a grandparent prior to September 1, 2018, to which the provisions of former Code Sections 19-9-120 through 19-9-129, as such existed on August 30, 2018, shall continue to apply. History. Code 1981, § 19-9-133, enacted by Ga. L. 2018, p. 19, § 2-2/HB 159. 1067 19-9-134 19-9-134. Power of attorney form.