1.Where the right of an employed or self-employed person or a member of his family to a prosthesis, a major appliance or other substantial benefits in kind has been recognized by the institution of a Member State before he becomes insured with the institution of another Member State, the said employed or self-employed person shall receive such benefits at the expense of the first institution, even if they are granted after he becomes insured with the second institution.
2.The Administrative Commission shall draw up the list of benefits to which the provisions of paragraph 1 apply.