Русско-англо-русский юридический словарь

Legal representation is the process of lawyers representing their clients in court and the work that the lawyers do during the proceedings. (Study.com)

The high cost of legal representation can influence a person's decision about whether to abandon a claim. (Cambridge Business English Dictionary)

For purposes of this section, the “practice of law” shall mean the giving of legal advice or counsel to, or providing legal representation for, particular body or individual in a particular situation in either the public or private sector in the State of New York or elsewhere, it shall include the appearance as an attorney before any court or administrative agency. (New York State Bar Association)