Travel to work area legal status. However, they give planners and geographers an alternate view of urban life as their boundaries are tied not to arbitrary administrative limits but socio-economic ties. Having an idea of where people commute from for work is particularly useful for public transport planning. Travel to Work Areas are defined by the Office for National Statistics using census data for commuting between wards, based on the different locations of individuals' home and work addresses. A Travel to Work Area is a collection of wards for which "of the resident economically active population, at least 75% actually work in the area,
Ticket to Work would not support their participation in the program. These obstacles to EN and beneficiary participation in the original Ticket program brought about the need for change and by 2005, Social Security began the process of revising the regulations to make the program work better for ENs and beneficiaries alike. The Ticket to Work program underwent a major overhaul in 2008 with the publication of new regulations in the Federal Register on May 20, 2008. These regulations, which became effective on July 21, 2008, amended regulations originally issued on December 28, 2001. The new regulations dramatically revised the payment structure available