Idaho Code
Idaho Code

Idaho Code § 54-5204 (2026)

Registration required. 

✓ text as last checked Oct. 2026 (this copy records no edition or section history)
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Registration required. 

(1) On and after January 1, 2006, it shall be unlawful for any person to engage in the business of, or hold himself out as, a contractor within this state without being registered as required in this chapter.

(2)  It shall be unlawful for a contractor to engage any other contractor who is required by this chapter to be registered as a contractor unless such other contractor furnishes satisfactory proof to the contractor that he is duly registered under the provisions of this chapter.
(3)  Any person who engages in the business or acts in the capacity of a contractor, whether or not duly registered, has thereby submitted to the jurisdiction of the state of Idaho and to the administrative jurisdiction of the Idaho contractors board, and shall be subject to all penalties and remedies available under Idaho law for any violation of this chapter.
Notes of Decisions
Cited in 9 cases (6 in the last 5 years), 2010–2026 · leading case: AED, Inc. v. KDC Investments, LLC, 307 P.3d 176 (Idaho 2013).
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AED, Inc. v. KDC Investments, LLC, 307 P.3d 176 (Idaho 2013). · cites it 2× “” I.C. § 54-5204(1). Under the ICRA, a contractor includes “[a]ny person who in any capacity undertakes, offers to undertake, purports to have the capacity to undertake, or submits a bid to, or does himself or by or through others, perform construction____” I.”
Stonebrook Constraction, LLC v. Chase Home Fin., LLC, 277 P.3d 374 (Idaho 2012). · cites it 2× “The Act defines a contractor as “[a]ny person who in any capacity undertakes, offers to undertake, purports to have the capacity to undertake, or submits a bid to, or does himself or by or through others, perform construction.”
Parkwest Homes, LLC v. Barnson / Mortg. Elec. Reg. Sys., Inc., 238 P.3d 203 (Idaho 2010). · cites it 2× “That Act provides, “On and after January 1, 2006, it shall be unlawful for any person to engage in the business of, or hold himself out as, a contractor within this state without being registered as required in this chapter.”
Genho v. Riverdale Hot Springs, LLC, 560 P.3d 1041 (Idaho 2024). · cites it 2× “§ 54-5204(1)–(3). Contractors not registered as required are prohibited from filing lien claims: A contractor who is not registered as set forth in this chapter, unless otherwise exempt, shall be denied and shall be deemed to have conclusively waived any right to place a lien…”
Ward v. Bishop Constr., 582 P.3d 28 (Idaho 2025). · cites it 8× “Also, the stipulation was not definite enough to bind Ward to a factual agreement that he was a “contractor,” requiring him to register under Idaho Code section 54-5204. This is particularly so given that ICRA’s limitation requiring “contractors” to register was not even…”
Perron v. Martinez, No. 51474 (Idaho Ct. App. Mar. 5, 2025). · cites it 4× “Yon and Martinez filed another motion for summary judgment requesting summary dismissal of the claims asserting various arguments, but as relevant here: (1) the Strong Arm contract is void and unenforceable because Perron was not a licensed contractor as required by Idaho Code §…”
Best View Constr. & Dev., LLC, No. 20-00674 (Bankr. D. Idaho Apr. 15, 2022). · cites it 2× “Idaho Code § 54-5204 provides: “On and after January 1, 2006, it shall be unlawful for any person to engage in the business of, or hold himself out as, a contractor within this state without being registered as required in this chapter.”
Genho v. Riverdale Hot Springs, LLC, No. 50294 (Idaho Dec. 10, 2024). · cites it 2× “§ 54-5204(1)–(3). Contractors not registered as required are prohibited from filing lien claims: A contractor who is not registered as set forth in this chapter, unless otherwise exempt, shall be denied and shall be deemed to have conclusively waived any right to place a lien…”
Robertson, No. 25-06060 (Bankr. D. Idaho Apr. 17, 2026). “” IDAHO CODE § 54-5204(1). A contractor under Idaho law is “[a]ny person who in any capacity undertakes, offers to undertake, purports to have the capacity to undertake, or submits a bid to, or does himself or by or through others, perform construction .”
Idaho Code § 54-5204(1): 6 cases
AED, Inc. v. KDC Investments, LLC, 307 P.3d 176 (Idaho 2013). “” I.C. § 54-5204(1). Under the ICRA, a contractor includes “[a]ny person who in any capacity undertakes, offers to undertake, purports to have the capacity to undertake, or submits a bid to, or does himself or by or through others, perform construction____” I.”
Stonebrook Constraction, LLC v. Chase Home Fin., LLC, 277 P.3d 374 (Idaho 2012). “The Act defines a contractor as “[a]ny person who in any capacity undertakes, offers to undertake, purports to have the capacity to undertake, or submits a bid to, or does himself or by or through others, perform construction.”
Genho v. Riverdale Hot Springs, LLC, 560 P.3d 1041 (Idaho 2024). “§ 54-5204(1)–(3). Contractors not registered as required are prohibited from filing lien claims: A contractor who is not registered as set forth in this chapter, unless otherwise exempt, shall be denied and shall be deemed to have conclusively waived any right to place a lien…”
Ward v. Bishop Constr., 582 P.3d 28 (Idaho 2025). “Also, the stipulation was not definite enough to bind Ward to a factual agreement that he was a “contractor,” requiring him to register under Idaho Code section 54-5204. This is particularly so given that ICRA’s limitation requiring “contractors” to register was not even…”
Genho v. Riverdale Hot Springs, LLC, No. 50294 (Idaho Dec. 10, 2024). “§ 54-5204(1)–(3). Contractors not registered as required are prohibited from filing lien claims: A contractor who is not registered as set forth in this chapter, unless otherwise exempt, shall be denied and shall be deemed to have conclusively waived any right to place a lien…”
Idaho Code § 54-5204(2): 1 case
Ward v. Bishop Constr., 582 P.3d 28 (Idaho 2025). “Also, the stipulation was not definite enough to bind Ward to a factual agreement that he was a “contractor,” requiring him to register under Idaho Code section 54-5204. This is particularly so given that ICRA’s limitation requiring “contractors” to register was not even…”
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