“Fresh Claims “When a human rights or asylum claim has been refused or withdrawn or treated as withdrawn under paragraph 333C of these Rules and any appeal relating to that claim is no longer pending, the decision maker will consider any further submissions and, if rejected, will then determine whether they amount to a fresh claim. The submissions will amount to a fresh claim if they are significantly different from the material that has previously been considered. The submissions will only be significantly different if the content: i) Had not already been considered; and ii) Taken together with the previously considered material, created a realistic prospect of success, notwithstanding its rejection.”
“Precisely because there is no appeal from an adverse decision under rule 353, the decision maker has to decide whether an independent tribunal might realistically come down in favour of the applicant's asylum or human rights claim, on considering the new material together with the material previously considered. Only if the Home Secretary is able to exclude that as a realistic possibility can it safely be said that there is no mischief which will result from the denial of the opportunity of an independent tribunal to consider the material.” and at paragraph 39, specifically in relation to the consideration of a new document “He had to ask himself not whether he thought it was likely, but whether an immigration judge might regard the document as genuine after anxious scrutiny, bearing in mind the previous credibility finding in the appellant's favour …”