The Treaty establishing the European Economic Community (EEC) was signed in Rome on 25 March 1957 by the representatives of the Federal Republic of Germany, Belgium, France, Italy, Luxembourg and the Netherlands. It includes a protocol that lays down the tasks and Statute of the European Investment Bank (EIB).

The Statute of the European Investment Bank (EIB), drawn up as a Protocol (No 10) annexed to the Treaty establishing the European Community, may be amended only in accordance with the procedure provided for amending the Treaties, apart from a limited number of changes for which the Board of Governors has been vested with authority (Article 4(1) and (3) and Article 13 of the Statute). This consolidated version of the Statute is dated 1 July 1999.

The EIB's Statute, drawn up as a Protocol (No 10) annexed to the Treaty establishing the European Community, can be altered solely in accordance with the procedure provided for amending the Treaties, apart from a limited number of changes for which the Board of Governors has been vested with authority (Article 4 (1) and (3), and Article 13 of the Statute). This consolidated version incorporates all the amendments to the Statute since the creation of the Institution.

Protocol No 5 on the Statute of the European Investment Bank annexed to the Treaty on European Union and the Treaty on the Functioning of the European Union as amended by the Treaty of Lisbon of 13 December 2007.

Erste Geschäftsordnung der Europäischen Investitionsbank, am 4. Dezember 1958 von dem Rat der Gouverneure genehmigt.

Rules of Procedure of the European Investment Bank, approved by the Board of Governors on 4 December 1958 as amended on 7 March 2002.

Rules of Procedure of the European Investment Bank, approved by the Board of Governors on 4 December 1958 and last amended on 12 May 2010.