| Subject | English | Spanish |
| environ. | EC regulation | Reglamento comunitario |
| polit. | EC Regulation | Reglamento de la CE |
| environ. | EC regulation | decisión de la CE |
| polit. | EC Regulation An EC Regulation is binding in its entirety and directly applicable in all EC member States. This descriptor needs to be accompanied by TEXT, COMMENT or APPLICATION | Reglamento de la CE |
| econ. | EC Regulation | Reglamento CE |
| environ. | EC regulation on eco-management and audit | Reglamento comunitario sobre la gestión ecológica y la auditoría |
| environ. | EC regulation on existing chemicals | Reglamento comunitario sobre sustancias químicas existentes |
| environ. | EC regulation on existing chemicals Regulation designed to identify and control of risks deriving from existing chemicals. According to this program the main goal is the collection of basic information about existing chemicals including their uses and characteristics, environmental fate and pathways, toxicity and ecotoxicity | Reglamento comunitario sobre sustancias químicas existentes |