Autoimmune pancreatitis (AIP) is an immune⁃mediated, special type of chronic pancreatitis, which can involve multiple organs. The clinical manifestation of AIP is complex and varied, making the diagnosis and treatment challenging. With reference to the latest guidelines and studies from both domestic and international sources, this guideline comprises 20 recommendations regarding the diagnosis, treatment, follow⁃up, and prognosis of AIP. The aim of this guideline is to promote the care capability and improve the outcome of patients with AIP in China.