--- title: "State ID" slug: "state-id" updated: 2026-08-10T20:22:07Z published: 2026-08-10T20:22:07Z canonical: "help.idibilling.com/state-id" --- > ## Documentation Index > Fetch the complete documentation index at: https://help.idibilling.com/llms.txt > Use this file to discover all available pages before exploring further. # State ID The State ID is the unique identifier of the tax state.