Where—
the employee shall not be regarded for the purposes of this Part as dismissed by his employer by reason of the ending of his employment under the previous contract.
Subsection (1) does not apply if—
differ (wholly or in part) from the corresponding provisions of the previous contract, and
The period referred to in subsection (2)(b) is the period—
and is in this Part referred to as the "trial period".
Where subsection (2) applies, for the purposes of this Part—
Subsection (2) does not apply if the employee's contract of employment is again renewed, or he is again re-engaged under a new contract of employment, in circumstances such that subsection (1) again applies.
For the purposes of subsection (3)(b)(ii) a period of retraining is agreed in accordance with this subsection only if the agreement—