Localized units for inclusive education (ULIS), mechanisms for the enrollment of pupils with disabilities in primary and secondary education
All collective schooling schemes are called localized units for inclusive education (ULIS): ULIS-school, ULIS-college, ULIS-school. They allow a small group of students with compatible disorders to attend first and second grades.
Link: https://eduscol.education.fr/cid53163/les-unites-localisees-pour-l-inclusion-scolaire-ulis.html