Yes the rates have changed as well as new legislation being issued within FA 2015. You should work through the FA 2015 technical article on the ACCA website written by the examining team. The OT course notes now available are relevant for you and you should purchase a FA 2015 revision / exam kit from one of the approved providers. You should also check on the ACCA website to see the revised structure of the exam paper for exams from September – this is also referred to in the introduction to the OT course notes.