Marine Corps Tactical Publication (MCTP) 3-40F, Distribution and Transportation Operations, addresses the fundamental principles required for the planning and execution of Marine air-ground task force distribution and transportation operations. This publication provides a broad doctrinal overview for commanders and their staffs on transportation support tasks and functions related to Marine air-ground task force operations. Additionally, it provides the reader with a conceptual understanding of distribution and transportation capabilities, planning considerations, command relationships, support requirements, and considerations for the successful execution of missions across the range of military operations.