The *Common European Framework of Reference for Languages: Learning, Teaching, Assessment (CEFR) is a standard guide for teaching and learning languages created by the Council of Europe. It used to measure the level of comprehension and oral and written expression in a language and ensures the equivalence between different official degrees offered by universities and academies. Encourages the mobility of citizens through a linguistic portfolio that summarizes the domain of each language.

This is the table of equivalence of levels that NELC offers regarding the CEFR.