"... the Medical Office were engaged "within an area of activity trading or commercial, or otherwise of a private law character, in which the state had chosen to engage." We accordingly find that in the particular circumstances of these cases Section 4 gives jurisdiction to a Tribunal to consider the complaints of the Applicants."
"A court shall give effect to the immunity conferred by this section even though the State does not appear in proceedings in question."
"2(1) A State is not immune as respect proceedings in respect of which it has submitted to the jurisdiction of the courts of the United Kingdom
"... to any step taken by the State in ignorance of facts entitling it to immunity if those facts could not reasonably have been ascertained and immunity is claimed as soon as reasonably practicable."
"The head of a state's diplomatic mission in the United Kingdom, or the person for the time being performing his functions, shall be deemed to have authority to submit on behalf of the State in respect of any proceedings: and any person who has entered into a contract on behalf of and with the authority of a State shall be deemed to have authority to submit on its behalf in respect of proceedings arising out of the contract."
"A State is not immune as respects proceedings relating to a contract of employment between the State and an individual where the contract was made in the United Kingdom or work is to be wholly or partly performed there."
"This Part of this Act shall not affect any immunity or privilege conferred by theDiplomatic Privileges Act 1964 or theConsular Relations Act 1968 ; and - (a) Section 4 above does not apply to proceedings concerning the employment of the members of a mission within the meaning of the Convention scheduled to the said Act of 1964 or of the members of a consular post within the meaning of the Convention scheduled to the said Act of 1968."
"2(a) At the time when the proceedings are brought the individual is a national of the State concerned; or (b) At the time when the contract was made the individual was neither a national of the United Kingdom nor habitually resident there."
"Where the work is for an office, agency or establishment maintained by the State in the United Kingdom for commercial purposes subsections 2(a) and (b) above do not exclude the application of this section, unless the individual was, at the time when the contract was made, habitually resident in that State."
"(a) any contract for the supply of goods or services; (b) any loan or other transaction for the provision of finance and any guarantee or idemnity in respect of any transaction or of any other financial obligation; and (c) any other transaction or activity (whether of a commercial, industrial, financial, professional or other similar character) into which a State enters or in which it engages otherwise than in the exercise of sovereign authority."