Notwithstanding any other provisions of this Agreement, the foregoing lay off provision shall not apply to a teacher continuously employed by the Board under an approved form of agreement for a full school year or less as defined by the Minister by regulation, or to a teacher employed on a limited term contract not to exceed one (1) school year where during that term the teacher is employed on the express written understanding that the teacher's employment with the Board will cease at the end of such term; provided however, no teacher shall be laid off who has been employed by the Board under an approved form of agreement for more than one (1) full school year as defined by the Minister by regulation, where a teacher with a full school year or less of employment under an approved form of agreement or a limited term contract not to exceed one (1) school year has not been laid off, having regard to the necessary training, academic qualifications, experience and ability required for a specific teaching assignment of such teacher employed under a limited term contract or of a teacher continuously employed by the Board under an approved form of agreement for a full school year or less as defined by the Minister by regulation.