Where can I find out which services are participating in JAG? You can find all participating services on the JAG website using this link: Participating services You can use the search function at the bottom of the page if you are looking for a specific service. Related articles Where do I find the unit checklist? Does GRS measure 10.9 include colonoscopy? What if this referral is received on a Friday? What is NED? What are the effects of outsourcing and insourcing on JAG accreditation?