Ethiopian Nationality Law of 1930
22 July 1930
1. Any person born in Ethiopia or abroad, whose father or mother is Ethiopian, is an Ethiopian subject.
NATIONALITY IN CASE OF MARRIAGE BETWEEN ETHIOPIANS AND FOREIGNERS
2. A lawful marriage of an Ethiopian subject with a foreign woman confers the Ethiopian nationality upon her.
3. Lawful marriages in this case are as follows:
(a) A marriage contracted in Ethiopia of an Ethiopian with a foreign woman, in accordance with the form of the Ethiopian Religion or with the form of an Ethiopian civil marriage, creating between wife and husband a community of goods.
(b) A marriage contracted abroad of an Ethiopian subject with a foreign woman, in accordance with the law and the forms of the place where the marriage is contracted...