| Subject | English | Basque |
| environ. | commercial fishery Such fisheries belong to one of two groups: one catching demersal (bottom-living) fish, e.g. cod, haddock, plaice, sole; the other catching pelagic (surface-living) fish, e.g. anchovy, tuna, herring | arrantza profesional |
| environ. | commercial law The whole body of substantive jurisprudence applicable to the rights, intercourse and relations of persons engaged in commerce, trade or mercantile pursuits | merkataritza-zuzenbide |
| environ. | commercial noise Noise emitted from commercial activities | saltokietako zarata |
| comp., MS | commercial printing | inprimatze komertzial (The process of producing copies of documents, publications, or images in high volume) |
| environ. | commercial traffic The operations and movements related to the transportation and exchange of goods | merkataritza-trafiko |
| environ. | commercial transaction The conduct or carrying on of trade, business or a financial matter to a conclusion or settlement | merkataritzako egintza |
| environ. | commercial vehicle Vehicle designed and equipped for the transportation of goods | merkataritzako ibilgailu |
| environ. | common commercial policy The set of uniform trade principles or practices established by an European Community customs union, which implements common tariff rates, tariff and trade agreements with non-member countries, import and export policies, and export promotion | merkataritza-politika bateratu |
| environ. | public institution of industrial and commercial nature Public institution for the management of industrial and commercial issues | industria- eta merka |
| comp., MS | unsolicited commercial e-mail | eskatu gabeko posta elektronikoko mezu komertzial (An unsolicited and typically unwelcome message, often commercial or political in nature, transmitted via the Internet as a mass mailing (sometimes as if from a fictitious user or domain) to a large number of recipients) |
