The Partnership Contribution (PC) is one element of the Pandemic Influenza Preparedness (PIP) Framework Benefit Sharing System. It is an annual cash contribution of US$ 28 million given to WHO by influenza vaccine, diagnostic and pharmaceutical manufacturers that use the WHO Global Influenza Surveillance and Response System (GISRS). Funds are allocated for pandemic influenza preparedness capacity building, response activities at the time of a pandemic, and the PIP Secretariat for implementation of the Framework. The Guiding Principles for the use of the PIP PC funds for Pandemic Influenza Response can be found below