production methods for normal and repeated use, compliance with which is not mandatory. They may include or specifically address terminology, definitions, packaging, and labeling or marking requirements applicable to products, processes, or production methods. Gulf Technical Regulation A document approved by GSO that sets out the characteristics of products and related processes and production methods, including applicable administrative provisions (in force) that must be complied with. It may include or specifically address terminology, definitions, packaging, and labeling requirements applicable to products, processes, or production methods.