Transit Acronym Dictionary
The National RTAP Resource Center has compiled a list of transit acronyms and their definitions. While this is not a comprehensive list, it will be updated frequently. The list includes government agencies, industry-wide organizations, legislation and phrases used in the transit literature. If you would like to submit an acronym for inclusion, please email the acronym and its definition to
info@nationalrtap.org for consideration for the next update of this dictionary.