Ответ:
what a lawyer needs is an understanding of all the subtleties of his profession, not only in Russian, but also in English.
A lawyer working with documents in a foreign language needs to be well versed in what he does. Needless to say, how big can the price of error be? For a company, this can result in a loss of reputation, colossal fines, loss of financial benefits and many other unpleasant consequences.