Article - Estates and Trusts
A will executed outside this State is properly executed if it is:
(1) In writing;
(2) Signed by the testator; and
(3) Executed in conformity with:
(i) The provisions of § 4–102 of this subtitle;
(ii) The law of the domicile of the testator; or
(iii) The law of the place where the testator is physically located at the time the testator signs the will.