trench upon

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See: impinge
References in periodicals archive ?
Chennai, Feb 22 ( ANI ): Amid stiff opposition to the Centre's creation of an anti-terror body, the ruling Congress Party on Wednesday said there is no intention to trespass or trench upon state powers, and added that all parties in favour of strong anti-terror measures must support the formation of the National Counter Terrorism Centre (NCTC).
The Supreme Court most recently revisited this question in 1980, when it reconfirmed that "these legislative restrictions on the use of firearms do not trench upon any constitutionally protected liberties.