NRS 295.056
Requirements for submission of signatures to county clerk.
1.
Before a petition for initiative or referendum is filed with the Secretary of State, the petitioners must submit to each county clerk for verification pursuant to NRS 293.1276 to 293.1279, inclusive, the document or documents which were circulated for signature within the clerk’s county. The clerks shall give the person submitting a document or documents a receipt stating the number of documents and pages and the person’s statement of the number of signatures contained therein.2.
If a petition for initiative proposes a statute or an amendment to a statute, the document or documents must be submitted not later than:(a)
Except as otherwise provided in paragraph (b), the second Tuesday in November of an even-numbered year.(b)
If the second Tuesday in November of an even-numbered year is the day of the general election, the next working day after the general election.3.
If a petition for initiative proposes an amendment to the Constitution, the document or documents must be submitted not later than the third Tuesday in June of an even-numbered year.4.
If the petition is for referendum, the document or documents must be submitted not later than the third Tuesday in June of an even-numbered year.5.
All documents which are submitted to a county clerk for verification must be submitted at the same time. If documents concerning the same petition are submitted for verification to more than one county clerk, the documents must be submitted to each county clerk on the same day. At the time that the petition is submitted to a county clerk for verification, the petitioners may designate a contact person who is authorized by the petitioners to address questions or issues relating to the petition.
Source:
Section 295.056 — Requirements for submission of signatures to county clerk., https://www.leg.state.nv.us/NRS/NRS-295.html#NRS295Sec056.