SOMMARIO: 1. Introduction. – 2. RES Investors Protection Under The EU
Treaty And At The Member States Level. – a. Treaty level and secondary legislation.
– b. Scope of RES support under FIT schemes. – c. Changes in law affecting
investments. – 3. Changes in law affecting investments. – a. The ECT. – b. Standards
of investments protection under the ECT. – c. Changes in law: potential protection
under the fair and equitable treatment and expropriation standards. – d. Dispute
resolution. – 4. Conclusion.