Section 15 of the Principal Act is amended by the insertion of the following after subsection (3):

"(4) On the expiration of a day or days of force majeure leave, leave for medical care purposes or domestic violence leave, the employee concerned shall be entitled to return to work -

(a) with the employer with whom he or she was working immediately before the start of the day or days concerned or, where during the employee's absence from work there was or were a change or changes of ownership of the undertaking in which he or she was employed immediately before the absence, the owner on the expiration of the day or days ('the successor'),

(b) in the job that the employee held immediately before the commencement of the day or days concerned, and

(c) under the contract of employment under which the employee was employed immediately before the commencement of the day or days concerned or, where a change of ownership such as is referred to in paragraph (a) has occurred, under a contract of employment with the successor that is identical to the contract under which the employee was employed immediately before such commencement, and (in either case) under terms or conditions -

(i) not less favourable than those that would have been applicable to the employee, and

(ii) that incorporate any improvement to the terms or conditions of employment to which the employee would have been entitled, if he or she had not been so absent from work.