Standards Guidelines for the Provision of Intensive Care Services GPICS (2019) can be used as the definitive reference source for planning and delivery of UK Intensive Care Services. NICE Standards & Guidelines Useful guidance documents which have been produced by NICE. Commissioning the service The commissioning landscape in England changed dramatically with the creation of Clinical Commissioning Groups (CCGs) and Clinical Reference Groups (under NHS England). Critical Care New Builds A list of 'lessons learnt' during the planning and building stages of a new critical care unit. FICM guidelines & resources FICM guidelines & resources.