For the purposes of clause 24.1(b), a Participant will be deemed to be a Defaulting Participant for the purposes of this clause 24 where:
(a) the relevant material breach or failure to perform, as the case may be, relates to a particular duty, obligation, term or condition arising out of, or connected with, this Agreement (Stipulation); and
(b) the Participant in question has committed a material breach in respect of all or part of that Stipulation, unless, prior to the issue of a Default Notice in respect of the Stipulation, the ALT has, in writing and with express reference to this clause 24.2, determined that the Participant in question will not be allocated responsibility and performance of the Stipulation under this Agreement.