1
general::
Phrase(s): infringe (up)on something
to interfere with the rights of someone or with someone’s property rights; to encroach on something. (Upon is formal and less commonly used than on.) • You are infringing upon my right to free speech. • I am not infringing on your property. I’m in my own yard.
McGrawhill's American Idioms And Phrasal Verbs