Arizona Revised Statutes

Ariz. Rev. Stat. § 47-1103 (2026)

Construction to promote purposes and policies; applicability of supplemental principles of law

✓ current as of May 2026
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47-1103. Construction to promote purposes and policies; applicability of supplemental principles of law

A. This title must be liberally construed and applied to promote its underlying purposes and policies, which are:

1. To simplify, clarify and modernize the law governing commercial transactions;

2. To permit the continued expansion of commercial practices through custom, usage and agreement of the parties; and

3. To make uniform the law among the various jurisdictions.

B. Unless displaced by the particular provisions of this title, the principles of law and equity, including the law merchant and the law relative to capacity to contract, principal and agent, estoppel, fraud, misrepresentation, duress, coercion, mistake, bankruptcy and other validating or invalidating cause supplement its provisions.

 

Notes of Decisions
Cited in 8 cases (1 in the last 5 years), 1985–2021 · leading case: Koss Corp. v. Am. Express Co., 309 P.3d 898 (Ariz. Ct. App. 2013).
Koss Corp. v. Am. Express Co., 309 P.3d 898 (Ariz. Ct. App. 2013). · cites it 14× “requires “that its interpretation and application be limited to its reason”); accord AR.S. § 47-1103 (Supp. 2012). Broadly defined, the underlying purposes and policies of the U.”
Amerisourcebergen Corp. v. Dialysist West, Inc., 465 F.3d 946 (9th Cir. 2006). · cites it 2× “DIALYSIST WEST [5] AmerisourceBergen argues that even if it is not entitled to offset its debt under section 47-2717 of the Arizona Com- mercial Code, Dialysist West’s insolvency affords it an equi- table right of setoff under Arizona common law. But AmerisourceBergen’s claim to…”
AmerisourceBergen Corp. v. Dialysist West, Inc., 445 F.3d 1132 (9th Cir. 2006). · cites it 2× “[5] AmerisourceBergen argues that even if it is not entitled to offset its debt under section 47-2717 of the Arizona Com- mercial Code, Dialysist West’s insolvency affords it an equi- table right of setoff under Arizona common law. But AmerisourceBergen’s claim to equitable…”
Berthot v. Sec. Pac. Bank, 823 P.2d 1326 (Ariz. Ct. App. 1991). · cites it 4× “A.R.S. § 47-1103 (U.C.C. § 1-103) provides: Unless displayed [sic displaced] by the particular provisions of this title, the principles of law and equity, including the law merchant and the law relative to capacity to contract, principal and agent, estoppel, fraud,…”
Monroe v. Az Acreage, 443 P.3d 954 (Ariz. Ct. App. 2019). · cites it 2× “(adopted as A.R.S. § 47-1103(A)) outlines three underlying purposes for the code: “(1) [t]o simplify, clarify and modernize the law governing commercial transactions; (2) [t]o permit the continued expansion of commercial practices through custom, usage and agreement of the…”
John Deere Co. v. First Interstate Bank of Arizona, N.A., 709 P.2d 890 (Ariz. Ct. App. 1985). · cites it 2× “§ 44-2203 (current version at A.R.S. § 47-1103) (emphasis added). Therefore, because “the law of principal and agent is preserved by the [UCC], the signing may be made by an agent of the party.”
Haugland v. Winnebago Indus., 327 F. Supp. 2d 1092 (D. Ariz. 2004). · cites it 2× “See A.R.S. § 47-1103. 15 . The Court notes that Defendants seeks dismissal of the Complaint based on the express warranty that issued.”
Vantage Mobility Int'l LLC v. Kersey Mobility LLC (D. Ariz. 2021). · cites it 2× “A.R.S. § 47-1103(B)(2006) (“Unless displaced by the particular 7 provisions of this title, the principles of law and equity, including the law merchant and the 8 law relative to capacity to contract [] and other validating or invalidating cause supplement 9 its provisions.”
— Ariz. Rev. Stat. § 47-1103(A) — 2 cases
Koss Corp. v. Am. Express Co., 309 P.3d 898 (Ariz. Ct. App. 2013). “requires “that its interpretation and application be limited to its reason”); accord AR.S. § 47-1103 (Supp. 2012). Broadly defined, the underlying purposes and policies of the U.”
Monroe v. Az Acreage, 443 P.3d 954 (Ariz. Ct. App. 2019). “(adopted as A.R.S. § 47-1103(A)) outlines three underlying purposes for the code: “(1) [t]o simplify, clarify and modernize the law governing commercial transactions; (2) [t]o permit the continued expansion of commercial practices through custom, usage and agreement of the…”
— Ariz. Rev. Stat. § 47-1103(B) — 1 case
Koss Corp. v. Am. Express Co., 309 P.3d 898 (Ariz. Ct. App. 2013). “requires “that its interpretation and application be limited to its reason”); accord AR.S. § 47-1103 (Supp. 2012). Broadly defined, the underlying purposes and policies of the U.”
— Ariz. Rev. Stat. § 47-1103(B)(2006) — 1 case
Vantage Mobility Int'l LLC v. Kersey Mobility LLC (D. Ariz. 2021). “A.R.S. § 47-1103(B)(2006) (“Unless displaced by the particular 7 provisions of this title, the principles of law and equity, including the law merchant and the 8 law relative to capacity to contract [] and other validating or invalidating cause supplement 9 its provisions.”
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