– the Interinstitutional Agreement of 6 May 1999 between the European Parliament, the Council and the Commission on budgetary discipline and improvement of the budgetary procedure
– Iestāžu nolīgumu (1999. gada 6. maijs) starp Eiropas Parlamentu, Padomi un Komisiju par budžeta disciplīnu un budžeta procedūras uzlabošanu