Paper Title
The Study of the Constitution of Kingdom of Thailand, B.E. 2560 and the Enforcement of Section 44: A Case of Study of Street Hawkers Collocation in Bangkok Metropolis

Abstract
This research is aimed to study the enforcement of Section 44 in the collocation of street side stalls vendors in Bangkok metropolis and the public participation according to the Constitution of Kingdom of Thailand, B.E. 2560 concerning the organization of street hawkers. The research is a qualitative research. Data collection is done by utilizing related documents and research study. The in-depth interviews are undertaken with 10 key informants who are the executives at Bangkok Metropolitan Administration (BMA) and street vendors. The results show that there must be a clear policy on the collocation of street side stalls vendors, the responsible officers must effectively perform their duty, there must be measures in the enforcement of law with clear punishment, there must be a promotion towards public participation in the management, and finally, there must be public hearing in order to mitigate the resistance from vendors and general people in affected areas. Keywords - Collocation, Street Side Stalls, Public Participation, Constitution