Sample Policies
Government
Massachusetts' state law forbids idling all vehicle types for more than 5 minutes, with few exceptions.
Schools
Primary/High Schools (School buses):
Clean Air Council has sample school polices that focus on idling school buses.
Universities/Colleges:
Bard College
Ohio State University (PDF)
Business
Businesses anti-idling policies tend to focus on trucks and other devliery vehicles. Many companies have joined the EPA's SmartWay Transport Partnership. The program focuses on technological solutions to energy consumption by suggesting fleet improvments.
UPS uses an anti-idling policy along with a host of other fuel-saving techniques to keep its costs low.