In the field of civil aircraft maintenance, the formulation of special event tasks has always been the focus of civil aircraft maintenance manual development. Based on design experience and damage and special event analysis method on S3000L and through detailed analysis and technical tailoring and supplement, the concept of Effect Rating was first given. The technical parameters and analysis methods were established. The special events analysis theories and methods were set up for domestic civil aircraft. The given analysis showed that the theory and analysis method were reasonable and reliable. Some references were given for compiling the Chapter 05 of AMM of domestic civil main aircraft manufacturer.