Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
This page is no longer being updated and the information may be out of date.
1500-100
NIST SP 1500-100 Election Results Reporting Common Data Format Specification
This page lists the XML and JSON schema for the NIST 1500-100 Election Results Reporting specification. Version 1.0 is available only as XML; version 2.0 is under development and will include XML and JSON.
Created October 19, 2017, Updated May 27, 2026