This established that the MHD provides over 90% accuracy in respect of mental health related incidents. 1.3 In September 2023, approval was sought and granted, through the Local Policing Management Board, to commence national rollout of the MHD for internal use and, following verification of the data by DPU, externally if required. 1.4 The MHD provides information which will assist in determining: • Incident volume, • Repeat locations, • Times and dates...