(a) AS 34.17.010 - 34.17.060 apply to an interest created on or after May 31, 1989 that complies with AS 34.17.010 - 34.17.060, whether designated as a conservation easement or as a covenant, equitable servitude, restriction, easement, or otherwise. (b) AS 34.17.010 - 34.17.060 apply to an interest created before May 31, 1989 if the interest would have been enforceable if it had been created after May 31, 1989 unless the retroactive application contravenes the constitution or laws of the state or the United States. (c) AS 34.17.010 - 34.17.060 do not invalidate an interest, whether designated as a conservation or preservation easement or as a covenant, equitable servitude, restriction, easement, or otherwise, that is enforceable under the law of the state.
Alaska Legal Code