Case C-558/19: Judgment of the Court (Sixth Chamber) of 8 October 2020 (request for a preliminary ruling from the Tribunalul Cluj — Romania) — Impresa Pizzarotti & C SPA Italia Sucursala Cluj v Agenţia Naţională de Administrare Fiscală — Direcţia Generală de Administrare a Marilor Contribuabili (Reference for a preliminary ruling — Articles 49 and 63 TFEU — Freedom of establishment — Free movement of capital — Calculation of the taxable income of companies — Persons having a relationship of interdependence — Unusual advantage granted by a resident branch to a non-resident company — Correction of the taxable income of the branch of a non-resident company — No correction of taxable income in the event of an identical advantage granted by a branch to a resident company — Principle of free competition — Restriction on freedom of establishment — Justification — Balanced allocation of the power to tax between Member States — Proportionality)