(C) In Article 6 paragraph (1) shall be replaced by the following:
“(1) Where a person insured under the legislation of one Party and employed by an employer in the territory of that Party is sent by that employer to work in the territory of the other Party, the legislation of the former Party concerning liability for contributions shall continue to apply to him as if he were employed in the territory of that Party, provided that the employment in the territory of the other Party is not expected to last for more than three years. No contributions shall be payable in respect of that employment under the legislation of the latter Party.”.