on the grounds that

1 of 1conjunction

/ɑn ðə ɡɹaʊnz ðæt/

1

used to give the reason for something

He refused the invitation on the grounds that he was too busy.
The lawyer objected on the grounds that the evidence was irrelevant.
She quit her job on the grounds that the working conditions were unsafe.
The request was denied on the grounds that it lacked proper documentation.
He was excused from jury duty on the grounds that he had a medical condition.