serviço de intercâmbio entre as bibliotecas. No procedimento metodológico foi feito um estudo no Serviço de Intercâmbio da Biblioteca da Câmara dos Deputados para obter os dadosestatísticos que quantificam essa atividade. Foi elaborado um questionário, e... This work presents a proposal to improve the Exchange Service of the Brazilian Chamber of Deputies Library from the adoption of a new model that meets the requirements of the Information Architecture and including technological resources currently available. Among the reasons for this proposal are the needs for modernization to maintenance service, a cornerstone of collection development, and alignment of this service to user behavior by finding information that has changed since the advent of the internet. The research is exploratory type that presents the literature review as a basis for the theoretical framework in which are debated the theoretical aspects of collection development in the mode of acquisition by donation, made through service exchange between libraries. In methodological procedure was a study done in Exchange Service of the Brazilian Chamber of Deputies Library for the statistics that quantify this activity. A questionnaire was developed and sent to 14 libraries from a virtual network library named Rede RVBI to know the functioning of the exchange in each one. Based on the responses coming from the questionnaire, it was suggested the creation of a union catalog of public access via web, to centralize and manage the activities of exchange of publications. Besides centralizing information and replace a barely service in automated libraries, the catalog has other goals: streamlining the exchange of publications between libraries, providing space savings of human and financial resources to optimize routines and promote the democratization of the lists of donations for a larger number of libraries....