[Note: The NI Executive responded to recommendations 8-18, 24, 26-28, 32b, 34-36 together as a group under the 'Professional Skills, Resourcing, Record Keeping and Raising Concerns' themes.] NI Executive Response (October 2021): These recommendations can be accepted in full. They have been partially addressed through: the revision of the NICS Code of Ethics; the GIAFIS review of whistleblowing; the Leadership Development training for senior officials. Further work is required to: implement the remaining recommendations of the GIAFIS review; Launch and promote the revised NICS Code of Ethics; develop an encompassing 'Raising Concerns' policy informed by the NIAO Good Practice Guide; Provide appropriate guidance to managers, staff and the public about addressing concerns in the NICS; endorse a culture of curiosity and challenge; enhance the role of Departmental Boards, including the role of NEDs and Ministers, and review the remit and agenda of Boards.