Section 122(b) in The Navy (Pension) Regulations, 1964
(b)A Gorkha recruited from, or whose family resides in Nepal, may, however, nominate in addition, another relative from amongst those specified in regulation 120 as an alternative heir to special family pension. The second heir will, however, be treated as a nominated heir only if the first is dead or disqualified on the date on which the sanctioning authority decides that the claim to special family pension is admissible.