Catchwords:

COSTS – application for leave to appeal a costs order – whether the primary judge erred in the construction of the phrase “unreasonable act or omission” – whether the primary judge erred in finding the applicant’s Calderbank offer was an “unreasonable act” – whether the primary judge erred in finding that the applicant’s Calderbank offer resulted in the respondents incurring further costs – application for leave to appeal dismissed – application for leave to appeal a costs order – whether the primary judge erred in the construction of the phrase “unreasonable act or omission” – whether the primary judge erred in finding the applicant’s Calderbank offer was an “unreasonable act” – whether the primary judge erred in finding that the applicant’s Calderbank offer resulted in the respondents incurring further costs – application for leave to appeal dismissed