ABSTRACT
Thus, this article aims to discuss the changes in the NR 12 to understand the reason of the criticisms of entrepreneurs and how difficult is to Brazilian companies to apply this norm.
2 METHOD
The research is the explanatory type. This study is a starting point to understand the difficulties of applying NR 12. Therefore, we sought in the literature, papers, about machinery and equipment protection. The main databases used were Science Direct, Springer Link, Emerald Insight and CAPES Portal of Electronic Journals. Searched data, opinions and informations in websites as Ministry of Labor and Employment, INSS and SINAIT, among others databases as the international norms Directive 2006/42/CE and International Labor Office which deals with security and health in the use of machinery.
