With the growing adoption of the Positive Behaviour Support (PBS) system state-wide in New South Wales, Australia, it was of interest to determine the readiness of behaviour specialists to conduct Functional Behaviour Assessments (FBA) as part of the third tier of School-wide PBS provision. This article presents the findings from a survey conducted with 86 behaviour specialists employed by NSW DET in metropolitan Sydney. Seventy four participants (86%) reported some form of training in FBA, 85 (99%) had used indirect assessments, all reported using direct assessment methods, and, 40 (46.5%) had written a FBA based behaviour intervention plan (BIP). Suggestions for priority training and preferred delivery options are outlined