(2) The provisions of sub-section (1) shall not apply in any case where any such assessment, reassessment or recomputation as is referred to in that sub-section relates to an assessment year in respect of which an assessment, reassessment or recomputation could not have been made at the time the order which was the subject-matter of the appeal, reference or revision, as the case may be, was made by reason of any other provision limiting the time within which any action for assessment, reassessment or recomputation may be taken.