EVS-ES 59011:2003

The quality or methodology departments of all major European automotive, electronic, telecom and aerospace companies try to ensure that code developed within the company adheres to certain coding guidelines. These rules cover aspects of programming style that relate to, for example,  there us ability, maintainability, potability and documentation of the code. The coding guidelines are either industry standards or rules that have been specified within the company, and typically exist in the form of written documents accessible by all programmers or designers