“Entry clearance or leave to enter the United Kingdom is to be refused… (7A) where false representations have been made or false documents or information have been submitted (whether or not material to the application, and whether or not to the applicant's knowledge), or material facts have not been disclosed, in relation to the application or in order to obtain documents from the Secretary of State or a third party required in support of the application…”
“(11) where the applicant has previously contrived in a significant way to frustrate the intentions of the Rules”
“Where 320(7C) applies (which makes an applicant exempt from 320(7B)) an ECO must consider whether a refusal under paragraph 320(11) is appropriate.”