This article presents the development of a system used by the Brazilian Network of Legal
Metrology and Quality – INMETRO and its delegated public bodies to increase the coverage
of mandatory periodic verification on measuring instruments in Brazil, especially non
automatic weighing instruments. Based on a governmental database of active establishments
that allowed the choice of an specific economic activity, the system provides a list of
establishments where measuring instruments are used to commercial transitions and,
therefore, subject to periodic mandatory verification. As a result, the use of system
increased the number of measuring instruments controlled in Brazil, revealed areas for
improvement and provided references to set goals.