Labour MEP Alfred Sant has been appointed member of the Economic and Monetary Affairs Committee of the European Parliament and substitute member of the Budget Committee, the PL said.
Marlene Mizzi has been appointed vice president of the Petitions Committee, a member of the Committee on the Internal Market and Consumer Protection and a substitute member on the Culture and Education Committee.
Ms Mizzi welcomed her appointment to the Petitions Committee, saying it would bring her closer to the people.
"This is a committee which gives a voice to the people. It enables them to make their complaints and suggestions directly to the European parliament," she said.
Her colleague Miriam Dalli was appointed member of the European Parliament Committee on the environment, public health and food safety.
Dr Dalli said the committee was of the utmost importance because it affected people's lives in a direct manner. She promised to participate actively in matters which directly affected the people.
Dr Dalli is also substitute member on three other committees - on industry, research and energy; civil liberties, justice and home affairs and that on petitions.