This document provides examples of off-site transfers that contain chemicals of concern, the sources of those transfers, the chemicals included and management methods for these transfers. In particular, it gives an overview of the different techniques that can be applied to estimate quantities of chemicals in transfers. A case study on oil refining is provided following the general description, including detailed descriptions of unit operations, identification of chemicals in waste/wastewater generated by industries, and calculations for determining the quantities of chemicals transferred off site.