Artikel 14

1. The provisions of Article 17, paragraph 1, of the Convention shall remain applicable until the date of exercise of the option provided for in paragraph 2 of that Article.
2. An employed person who exercises his right of option shall so notify the competent institution of the Contracting Party in whose territory he is employed, as well as the institution designated by the competent authority of the Contracting Party for whose legislation he has opted, and shall at the same time notify his employer. The last mentioned institution shall, as required, notify any other institutions of the latter Contracting Party, in accordance with the instructions issued by that Party's competent authority.
3. The institution designated by the competent authority of the Contracting Party for whose legislation the employed person has opted shall issue him a certificate stating that he is subject to the legislation of that Party whilst he is employed in the diplomatic mission or consular post in question, or in the private service of officials of such mission or post.
4. Where the employed person has opted for the application of the legislation of the Contracting Party which is the accrediting State or the sending State, the provisions of that legislation shall apply as if the person were employed at the seat of government of the said Party.