4.—(1) Where, after the commencement of this Act, an employee is required to work outside the State for a period of not less than 1 month, the employer concerned shall give or cause to be given to the employee, prior to the departure of the employee from the State, a statement under section 3 and there shall be added to the statement the following particulars, that is to say—

( a ) the period of employment outside the State,

( b ) the currency in which the employee is to be remunerated in respect of that period,

( c ) any benefits in cash or kind for the employee attendant on the employment outside the State,

( d ) the terms and conditions, where appropriate, governing the employee's repatriation.

(2) The particulars referred to in paragraphs ( b ) and (c) of subsection (1) may be given in the form of a reference to provisions of statutes or instruments made under statute or of any other laws or of any administrative provisions or collective agreements, governing such particulars.