См. также: to the detriment of smth, to the satisfaction of, to the detriment of common sense, to wit
Among the typcal conditions that must be met before an employee can exercise the option that has been granted to him, it is frequently required that the employee continues to work for the employer during a certain period of time. To the extent that such a condition must be met before the option becomes exercisable, that condition has, in many countries, the legal nature of a condition precedent (common law) or suspensive condition (civil law). The option is not considered to have vestee before such a condition has been met. (Model Tax Convention on Income and on Capital 2010 By OECD)
Notwithstanding any other provision of this Agreement, to the extent that Indemnitee, by reason of Indemnitee's Corporate Status, is a witness, or receives a subpoena, in any Proceeding to which Indemnitee is not a party, Indemnitee shall be indemnified against all Expenses paid or incurred by Indemnitee in connection therewith and in the manner set forth in this Agreement. (lawinsider.com)
Subject to the transitional rules set out in section 2 below, SDLT will not apply to a transaction where the effective date is on or after 1 April 2015 where the subject matter of the transaction consists of, or to the extent that it includes, interests in land situated in Scotland. (Transitional guidance on the introduction of Land and Buildings Transaction Tax, gov.uk)
She has become involved in her work to the extent that she has lost her social life.
He has grown fat to the extent that even joining the gym cannot help him now. (Quora)
