NRS 304.060
Definitions.
1.
“Block” means the smallest geographical unit whose boundaries were designated by the Bureau of the Census of the United States Department of Commerce in its topographically integrated geographic encoding and referencing system.2.
“Block group” means a combination of blocks whose numbers begin with the same digit.3.
“Census tract” means a combination of block groups.4.
“Census voting district” means the voting district:(a)
Based on the geographic and population databases compiled by the Bureau of the Census of the United States Department of Commerce as revised by the State Demographer pursuant to NRS 360.288 and validated and incorporated into the geographic information system by the Legislative Counsel Bureau for use by the Nevada Legislature; and(b)
Designated in the maps filed with the Office of the Secretary of State pursuant to subsection 3 of NRS 304.070.5.
“State Demographer” means the demographer employed by the Department of Taxation pursuant to NRS 360.283.
Source:
Section 304.060 — Definitions., https://www.leg.state.nv.us/NRS/NRS-304.html#NRS304Sec060.