NV Rev Stat § 133.050 (2021)
2021 Nevada Revised Statutes|Chapter 133 - Wills|NRS 133.050 - Attesting witnesses may sign self-proving declarations or affidavits to be attached to or associated with will.

  1. Any attesting witness to a will, including, without limitation, an electronic will, may sign a declaration under penalty of perjury or an affidavit before any person authorized to administer oaths in or out of the State, stating such facts as the witness would be required to testify to in court to prove the will. The declaration or affidavit must be written on the will or, if that is impracticable, on some paper attached thereto. If the will is an electronic will, the declaration or affidavit must be in a record incorporated as part of, attached to or logically associated with the electronic will. The sworn statement of any witness so taken must be accepted by the court as if it had been taken before the court.  2. The affidavit described in subsection 1 may be in substantially the following form: State of Nevada }  }ss. County of................................ }  (Date)............................................................   Then and there personally appeared ................ and ................., who, being duly sworn, depose and say: That they witnessed the execution of the foregoing will of the testator, ................; that the testator subscribed the will and declared it to be his or her last will and testament in their presence; that they thereafter subscribed the will as witnesses in the presence of the testator and in the presence of each other and at the request of the testator; and that the testator at the time of the execution of the will appeared to them to be of full age and of sound mind and memory.  .......................................................................   Affiant  .......................................................................   Affiant Subscribed and sworn to before me  this ...... day of the month of ...... of the year ...... ..................................................................   Notary Public  3. The declaration described in subsection 1 may be in substantially the following form: Under penalty of perjury pursuant to the law of the State of Nevada, the undersigned, .................... and ...................., declare that the following is true of their own knowledge: That they witnessed the execution of the foregoing will of the testator, ........................; that the testator subscribed the will and declared it to be his or her last will and testament in their presence; that they thereafter subscribed the will as witnesses in the presence of the testator and in the presence of each other and at the request of the testator; and that the testator at the time of the execution of the will appeared to them to be of full age and of sound mind and memory.  Dated this ......... day of ................, ............ .................................................. Declarant .................................................. Declarant  4. If a testator or a witness signing an affidavit or declaration described in subsection 1 appears by means of audio-video communication, the form for the affidavit or declaration, as set forth in subsections 2 and 3, respectively, must be modified to indicate that fact.  5. As used in this section, "audio-video communication" has the meaning ascribed to it in NRS 133.088.  [Part 1:21:1953] + [2:21:1953] — (NRS A 1985, 1212; 1999, 2255; 2001, 164, 2342; 2017, 3440)