NRS 138.010: Powers of personal representative before issuance of letters.

1. If a will has been admitted to probate, the court shall direct letters thereon to issue to the personal representative named in the will, who shall appear and qualify.

2. No person has any power as a personal representative until he or she qualifies, except that, before letters are issued, he or she may pay the funeral charges and take necessary measures for the preservation of the estate.