Can NRN reacquire Nepali Citizenship?

Nepal Citizenship Act 2006 Clause No. 11 states: If any Citizen of Nepal who has acquired foreign citizenship returns to reside in Nepal and submits a notification to the designated authority the evidence, he or she has renounced his or her foreign citizenship shall be reinstated the Nepalese citizenship from the date of registering such evidence. In other words, the person concerned shall have to prove his/ her previous Nepali Nationality and the evidence that his/her foreign nationality has been annulled.