Open call for tender (internal reference: JUST/2025/PR/CDAP/EQUA/0130) - The overall objective of the contract is to collect reliable, independent, and rigorous scientific evidence to strengthen the Commission's knowledge base on equality and non-discrimination policy, mainly as regards discrimination on the basis of racial and ethnic origin, with particular attention to the situation of Roma, age, and being LGBTIQ+, as well as their intersectional dimensions. In addition to several tasks focusing on discrimination based on racial or ethnic origin, age, and being LGBTIQ+, the contractor shall deliver a biennial EU-level synthesis report providing a comparative cross-country overview covering policy and socio-economic developments and trends related to equality and non-discrimination on the basis of five grounds : sex, racial or ethnic origin, disability, age and being LGBTIQ+.