As a line pilot do you use the 8900.1  

1-1 PURPOSE. This order directs the activities of aviation safety inspectors (ASI) responsible for the certification, technical administration, and surveillance of air carriers, certain other air operators conducting operations in accordance with the appropriate part of Title 14 of the Code of Federal Regulations (14 CFR), certificated airmen, and other aviation activities. This order also provides direction for tasks related to aircraft accidents and incidents, investigations and compliance, the Aviation Safety Action Program (ASAP), administrative areas, and miscellaneous tasks not related to a specific regulation.