(a) Except as otherwise provided in subsections (c) and (d), this article applies to:

(1) a transaction, regardless of its form, that creates a security interest in personal property or fixtures by contract;

(2) an agricultural lien;

(3) a sale of accounts, chattel paper, payment intangibles, or promissory notes;

(4) a consignment;

(5) a security interest arising under section 2-401, 2-505, 2-711(3), or 2A-508(5), as provided in section 9-110; and

(6) a security interest arising under section 4-210 or 5-118.

(b) The application of this article to a security interest in a secured obligation is not affected by the fact that the obligation is itself secured by a transaction or interest to which this article does not apply.

(c) This article does not apply to the extent that:

(1) a statute, regulation, or treaty of the United States preempts this article;

(2) another statute of this state expressly governs the creation, perfection, priority, or enforcement of a security interest created by this state or a governmental unit of this state;

(3) a statute of another state, a foreign country, or a governmental unit of another state or a foreign country, other than a statute generally applicable to security interests, expressly governs creation, perfection, priority, or enforcement of a security interest created by the state, country, or governmental unit; or

(4) the rights of a transferee beneficiary or nominated person under a letter of credit are independent and superior under section 5-114.

(d) This article does not apply to:

(1) a landlord's lien, other than an agricultural lien;

(2) a lien, other than an agricultural lien, given by statute or other rule of law for services or materials, but section 9-333 applies with respect to priority of the lien;

(3) an assignment of a claim for wages, salary, or other compensation of an employee;

(4) a sale of accounts, chattel paper, payment intangibles, or promissory notes as part of a sale of the business out of which they arose;

(5) an assignment of accounts, chattel paper, payment intangibles, or promissory notes which is for the purpose of collection only;

(6) an assignment of a right to payment under a contract to an assignee that is also obliged to perform under the contract;

(7) an assignment of a single account, payment intangible, or promissory note to an assignee in full or partial satisfaction of a preexisting indebtedness;

(8) a transfer of an interest in or an assignment of a claim under a policy of insurance, other than an assignment by or to a health-care provider of a health-care-insurance receivable and any subsequent assignment of the right to payment, but sections 9-315 and 9-322 apply with respect to proceeds and priorities in proceeds;

(9) an assignment of a right represented by a judgment, other than a judgment taken on a right to payment that was collateral;

(10) a right of recoupment or set-off, but:

(A) section 9-340 applies with respect to the effectiveness of rights of recoupment or set-off against deposit accounts; and

(B) section 9-404 applies with respect to defenses or claims of an account debtor;

(11) the creation or transfer of an interest in or lien on real property, including a lease or rents thereunder, except to the extent that provision is made for:

(A) liens on real property in sections 9-203 and 9-308;

(B) fixtures in section 9-334;

(C) fixture filings in sections 9-501, 9-502, 9-512, 9-516, and 9-519; and

(D) security agreements covering personal and real property in section 9-604;

(12) an assignment of a claim arising in tort, other than a commercial tort claim, but sections 9-315 and 9-322 apply with respect to proceeds and priorities in proceeds;

(13) an assignment of a deposit account in a consumer transaction, but sections 9-315 and 9-322 apply with respect to proceeds and priorities in proceeds; or

(14)(A) an assignment or transfer of a claim or right to receive compensation for personal injuries or sickness under any workers' compensation, industrial accident, or similar law or (B) a transfer of structured settlement payment rights entered into on or after January 1, 2002, and subject to the Structured Settlements Transfers Protection Act unless the transfer has been authorized in advance in a final order of a court of competent jurisdiction pursuant to the act.