LLCs
Fee
$100
Timing
Before doing business in Idaho.
Required documents
Foreign Registration Statement and home-state Certificate of Existence or Good Standing dated within 90 days of filing.
Penalties for operating without registration
Cannot maintain an Idaho action or proceeding unless registered.
Timing
Before doing business in Idaho.
Verified 2026-10-25 — source and quotation
30-21-502. REGISTRATION TO DO BUSINESS IN THIS STATE. (a) A foreign filing entity or foreign limited liability partnership may not do business in this state until it registers with the secretary of state under this chapter.Official source
Required documents
Foreign Registration Statement and home-state Certificate of Existence or Good Standing dated within 90 days of filing.
Verified 2026-10-25 — source and quotation
To register, file a Foreign Registration Statement and submit a Certificate of Existence (sometimes called a Certificate of Good Standing) from your home state that is dated within 90 days of filing.Official source
Fee
$100
Verified 2026-10-25 — source and quotation
Foreign Registration Statement … $100 (base filing fee)Official source
Penalties for operating without registration
Cannot maintain an Idaho action or proceeding unless registered.
Verified 2026-10-25 — source and quotation
(b) A foreign filing entity or foreign limited liability partnership doing business in this state may not maintain an action or proceeding in this state unless it is registered to do business in this state.Official source
Fee notes
A $20 manual processing fee applies to the paper form, for a $120 total.
Verified 2026-10-25 — source and quotation
Foreign Registration Statement … $100 (base filing fee) … $20 (manual processing fee) … $120 TotalOfficial source