Strumenti di controllo della qualità progettuale per la città sostenibile nell'"Urbanistica concertata"

The objective of the sustainable city needs the achievement of several kinds of quality: morphological, functional, environmental, social, economical, energetic. A fundamental field of research, in the direction of the sustainable city, regards the project of rules and regulations for Urban Design and Planning. This paper aims to offer a synthetic analysis of some important aspects of this field, specifically regarding the rules and regulations for a good city form in the tools and procedures of the so-called “Concerted Town Planning”, based on a negotiation of urban rights and financial resources between private stakeholders and Municipalities (Complex Programs, Project Financing applied to urban change, public-private Companies, other forms of Public Private Partnership in Town Planning).