• on the instructions of the client – по заданию заказчика
• on behalf of and on the instructions of – от имени и по поручению
См. также: on the nomination of, on weekends and public holidays, on a fifth-priority basis, on an equal basis
Taking an authoritative position on these issues, Belarus intends to present during this session of the General Assembly, on behalf of and on the instructions of the states of Commonwealth of Independent States, a joint declaration of the CIS on issues of the non-proliferation of weapons of mass destruction and their delivery systems. (Interpretation: Techniques and Exercises by James Nolan)
