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FINRA Rule 11900(a)'s mandate is both categorical and conditional on participant status — each member or its agent that is a participant in a registered clearing agency, for purposes of clearing over-the-counter securities transactions, shall use the facilities of a registered clearing agency for the clearance of eligible transactions between members in corporate debt securities.
Two scope-defining elements govern this mandate's reach. The first is the participant qualification — the mandate applies only to a member or its agent that is a participant in a registered clearing agency. A member that is not a participant in any registered clearing agency has no obligation under paragraph (a), which reflects the practical reality this dictionary has observed throughout its coverage of the Uniform Practice Code's clearing infrastructure — not every FINRA member directly participates in a clearing agency, with some clearing through correspondent or carrying-member relationships instead.
This participant qualifier is consistent with FINRA Rule 11310(a)'s identical structure, which this dictionary examined as applying the book-entry settlement mandate for depository eligible securities specifically to member participants in registered clearing agencies, with non-participant members addressed through correspondent relationships.
The second scope-defining element is the eligible transactions qualifier — the mandate applies to eligible transactions between members in corporate debt securities, not to every conceivable OTC transaction in such securities. The eligible qualifier invokes whatever standards the relevant clearing agency applies in determining which corporate debt security transactions it will accept for clearance — a standard this dictionary cannot determine from FINRA Rule 11900's own text alone, but which connects to the registered clearing agency's own rules and operational parameters. The between members qualifier confirms the mandate operates specifically in the inter-dealer context — transactions between FINRA member firms — consistent with the broader Uniform Practice Code's member-to-member orientation this dictionary has traced throughout its coverage.
The for purposes of clearing over-the-counter securities transactions qualifier on registered clearing agency participant status confirms that paragraph (a)'s mandate is addressed specifically to clearing participation, not to other functions a registered clearing agency might perform. A member participating in a clearing agency for some purpose other than clearing over-the-counter securities transactions would not fall within paragraph (a)'s scope on the basis of that other participation alone.
FINRA Rule 11900's core subject matter — corporate debt securities — connects directly to FINRA Rule 11880(a)(1)'s definition examined in this dictionary's earlier entry: a debt security that is U.S. dollar-denominated and issued by a U.S. or foreign private issuer, including a Securitized Product as defined in Rule 6710(m), but not including a Money Market Instrument as defined in Rule 6710(o). FINRA Rule 11900 does not provide its own definition of corporate debt securities, relying instead on the term's common meaning and, by implication, on the definitional infrastructure FINRA Rule 11880 established for that same term within the immediately preceding context of the 11000 series.
This shared focus on corporate debt securities across FINRA Rule 11880 (syndicate account settlement) and FINRA Rule 11900 (clearance mandate) creates a coherent thematic conclusion to the 11000 Uniform Practice Code — FINRA Rule 11880 addressed the upstream process of distributing corporate debt securities through an underwriting syndicate and winding down the syndicate account, while FINRA Rule 11900 addresses the downstream clearing infrastructure through which inter-dealer transactions in those same securities must be processed. Together, these two rules bookend the corporate debt securities lifecycle within the Uniform Practice Code's framework — from issuance and syndicate distribution through FINRA Rule 11880 to ongoing inter-dealer clearance through FINRA Rule 11900.
The connection to FINRA Rule 6710(m)'s Securitized Product definition — which FINRA Rule 11880(a)(1) specifically included within the corporate debt security definition — extends to FINRA Rule 11900 as well by implication. Securitized products (asset-backed securities, mortgage-backed securities, and similar structured instruments) meeting the FINRA Rule 11880(a)(1) definition are corporate debt securities for this purpose, and their inter-dealer OTC transactions fall within FINRA Rule 11900's clearing mandate accordingly.
FINRA Rule 11900(b) establishes a targeted carve-out from the paragraph (a) mandate — the rule does not apply to a transaction between members (the "parties") whose accounts are carried by a member (the "carrying member") that clears and settles the transaction through book-keeping transfers between the parties' accounts at the carrying member.
This carve-out addresses a specific structural scenario: two member firms whose accounts are both carried by a third member firm (the carrying member) transact with each other in corporate debt securities. Rather than routing that transaction through a registered clearing agency's facilities (as paragraph (a) would otherwise require), the carrying member can simply effect the settlement through internal book-keeping transfers between the two parties' accounts on its own books — a purely internal process that never leaves the carrying member's own systems and therefore does not require the clearing agency intermediation paragraph (a) mandates.
The practical logic is straightforward — the registered-clearing-agency mandate's purpose is to ensure that inter-dealer corporate debt security transactions are processed through a standardized, centralized infrastructure providing netting, guarantee, and operational efficiency benefits. Where both parties to a transaction maintain accounts at the same carrying member, that carrying member can itself provide these functions for that specific transaction through internal book-keeping — the clearing agency's intermediation, while valuable for transactions spanning multiple clearing members, adds no corresponding benefit for a transaction whose parties are already connected through a common carrying member relationship.
This carrying-member carve-out connects directly to the carrying member concept this dictionary examined in connection with FINRA Rule 11870's customer account transfer framework — recall that FINRA Rule 11870(a)(1) defined the carrying member as the member carrying the customer's securities account, with the receiving member being the destination member in an account transfer. FINRA Rule 11900(b)'s carrying member uses the same terminology for the analogous scenario in the inter-dealer context — a member carrying the accounts of other members (rather than retail customers, as in FINRA Rule 11870's context) and clearing transactions between those member-account-holders through internal book-keeping rather than external clearing-agency intermediation.
FINRA Rule 11900(c) establishes the exemptive pathway this dictionary has now encountered twice before in this session — pursuant to the Rule 9600 Series, FINRA may exempt any transaction or class of transactions in corporate debt securities from the provision of this Rule as may be necessary to accommodate special circumstances related to the clearance of such transactions or class of transactions.
This is FINRA Rule 11900's second point of connection to the FINRA Rule 9600 Series, following FINRA Rule 11870(j)(1)'s exemptive provision — the first Rule 9600 Series cross-reference this dictionary encountered in its coverage of the 11000 series. The as may be necessary to accommodate special circumstances formulation establishes a need-based standard for exemptive relief — not a blanket authority to waive the clearing mandate without cause, but a targeted mechanism for situations where specific transactions or classes of transactions present circumstances that make compliance with the registered-clearing-agency mandate impractical or inappropriate. This special circumstances standard mirrors the kind of flexibility this dictionary has observed throughout the Uniform Practice Code's Committee-and-FINRA discretionary provisions — from FINRA Rule 11140(b)(3)'s circumstances pertaining fallback for ex-date determinations to FINRA Rule 11810(g)'s circumstances involved extension for buy-in timelines — each reflecting FINRA's recognition that a mandatory rule's general application may produce unworkable results in specific edge-case scenarios warranting targeted accommodation.
FINRA Rule 11900's navigation confirms — via its "Up" link returning directly to FINRA Rule 11000 and its "Next" link pointing to FINRA Rule 12000 (Code of Arbitration Procedure for Customer Disputes) — that FINRA Rule 11900 is the final rule of the 11000 Uniform Practice Code, with no further rules, subsections, or sub-markers between FINRA Rule 11900 and the next major rulebook series.
This position gives FINRA Rule 11900 a structural finality that itself carries meaning when read against the arc of the entire Uniform Practice Code this dictionary has traced. The Code opened with FINRA Rule 11100's foundational principles — non-cancellation of contracts, the Uniform Practice Code's general applicability to OTC transactions, the specific securities covered, and the clearing-agency carve-out at FINRA Rule 11100(a)(1) — and it closes with FINRA Rule 11900's clearing mandate, completing a circle that connects the opening paragraph's clearing-agency deference to the final rule's clearing-agency mandate. Where FINRA Rule 11100(a)(1) established that the Uniform Practice Code applies to OTC transactions except where subject to the requirements of a registered clearing agency or similar organization — deferring to the clearing agency where its own rules apply — FINRA Rule 11900 now affirmatively mandates the use of clearing agency facilities for corporate debt security transactions, requiring member participants to bring their transactions within the very clearing-agency framework FINRA Rule 11100(a)(1) deferred to at the Code's outset.
FINRA Rule 11900's amendment history — Adopted by SR-NASD-95-11 effective June 30, 1995, amended by SR-NASD-97-28 effective August 7, 1997, SR-FINRA-2010-030 effective December 15, 2010, and SR-FINRA-2020-002 effective February 16, 2020 — places this rule's origin within the mid-1990s alongside FINRA Rule 11880 (1985 adoption), FINRA Rule 11860 (1982 adoption), and FINRA Rule 11870 (1986 adoption). Its 1995 adoption under SR-NASD-95-11 and the corresponding Notice 95-46 fall within the same broader 1994-1995 amendment wave this dictionary has now traced through FINRA Rule 11150's SR-NASD-94-56 effective June 7, 1995 amendment and FINRA Rule 11860's SR-NASD-94-56 effective June 7, 1995 amendment — with FINRA Rule 11900's June 30, 1995 adoption falling just weeks after those other rules' June 7, 1995 amendments, suggesting a coordinated mid-1995 period of corporate-debt-security-related regulatory activity.
The SR-NASD-97-28 effective August 7, 1997 amendment shares its filing number and effective date with FINRA Rule 11870's SR-NASD-97-28 effective August 7, 1997 amendment — confirming that the 1997 refinement addressed both the customer account transfer framework (FINRA Rule 11870) and the corporate debt securities clearance mandate (FINRA Rule 11900) in a single coordinated filing, consistent with the both-rules' focus on clearing infrastructure.
The SR-FINRA-2020-002 effective February 16, 2020 amendment represents the most recent substantive change, and the only post-2010 amendment — a relatively quiet post-Consolidated-Rulebook history consistent with FINRA Rule 11900's focused, three-paragraph mandate addressing a settled regulatory question (the clearing-agency requirement for inter-dealer corporate debt transactions) rather than a complex, continuously-evolving framework like FINRA Rule 11892's LULD-integrated exchange-listed securities provisions.
To appreciate FINRA Rule 11900's significance as the Uniform Practice Code's concluding entry, it is worth tracing the clearing-agency thread this dictionary has now followed across the Code's entire span. FINRA Rule 11100(a)(1) opened by carving out transactions subject to clearing-agency requirements from the Code's general applicability. FINRA Rule 11210(a)(3) confirmed clearing-agency confirmations are excluded from the Code's own comparison and confirmation requirements. FINRA Rule 11310 mandated book-entry settlement through registered depositories for depository eligible securities. FINRA Rule 11360 built registered clearing agency facilities into the units-of-delivery framework for when-issued and regular-way transactions. FINRA Rule 11810(a)(1) excluded transactions subject to clearing-agency buy-in requirements from the Code's own buy-in framework. FINRA Rule 11860(a)(5) mandated clearing-agency facilities for COD order book-entry settlement and (alongside Qualified Vendors) electronic confirmation and affirmation. FINRA Rule 11870(m) mandated clearing-agency ACATS capabilities for customer account transfers among clearing participants. And FINRA Rule 11880(a)(5)'s syndicate settlement date referenced clearing-agency depository eligibility for new issues.
FINRA Rule 11900 now closes this thread with its affirmative mandate — members participating in a registered clearing agency for OTC clearing purposes shall use that clearing agency's facilities for eligible inter-dealer corporate debt security transactions. The entire arc — from the Code's opening deference to clearing-agency requirements, through the Code's substantive provisions repeatedly acknowledging clearing-agency infrastructure, to this final rule's affirmative clearing mandate for a specific and significant class of OTC transactions — reflects the Uniform Practice Code's consistent recognition of registered clearing agencies as the foundational infrastructure of modern OTC securities markets, with the Code's own detailed procedural framework operating in the spaces that infrastructure does not directly cover.
FINRA Rule 11900 connects to the FINRA Rule 9600 Series — directly cross-referenced in paragraph (c)'s exemptive authority, the second such cross-reference this dictionary has encountered in the 11000 series following FINRA Rule 11870(j)(1). It connects to FINRA Rule 11100(a)(1) — whose clearing-agency carve-out opened the Uniform Practice Code, now completed by this rule's closing clearing-agency mandate. It connects to FINRA Rule 11210(a)(3) — whose clearing-agency confirmation exclusion parallels paragraph (a)'s clearing-agency mandate in structural function. It connects to FINRA Rule 11310 — whose registered-clearing-agency and depository-infrastructure framework FINRA Rule 11900 implicitly relies upon for the clearing agency participant concept. It connects to FINRA Rule 11360 — whose registered clearing agency delivery provisions represent an earlier instance of the clearing-agency infrastructure mandate this rule now states as its sole subject. It connects to FINRA Rule 11810(a)(1) — whose clearing-agency buy-in carve-out parallels FINRA Rule 11900(a)'s mandate in reverse: 11810(a)(1) steps aside for the clearing agency's own rules, while 11900(a) affirmatively requires the clearing agency's facilities. It connects directly to FINRA Rule 11860(a)(5) and FINRA Rule 11870(m) — the two closest structural parallels within the 11000 series for FINRA Rule 11900's registered-clearing-agency-use mandate, both sharing the same participant-in-a-registered-clearing-agency predicate. It connects to FINRA Rule 11880(a)(1) — whose corporate debt security definition, incorporating FINRA Rule 6710(m)'s Securitized Product and excluding FINRA Rule 6710(o)'s Money Market Instrument, provides the definitional backdrop for FINRA Rule 11900's own corporate debt securities subject matter. And it connects to FINRA Rule 11000 as the parent series whose final provision FINRA Rule 11900 is — completing the entire 11000 Uniform Practice Code.
FINRA Rule 11900 is tested on the Series 7 and Series 24 examinations as the corporate debt securities clearing mandate — the final rule of the entire 11000 Uniform Practice Code, requiring clearing-agency-participant members to use registered clearing agency facilities for eligible inter-dealer corporate debt security transactions, with a carrying-member book-entry carve-out and a FINRA Rule 9600 Series exemptive pathway for special circumstances.
The key points to retain are these: FINRA Rule 11900(a) mandates that each member (or its agent) that is a participant in a registered clearing agency for OTC securities clearing purposes shall use that clearing agency's facilities for the clearance of eligible transactions between members in corporate debt securities; FINRA Rule 11900(b) carves out transactions between members whose accounts are both carried by a single carrying member, where that carrying member clears and settles the transaction through internal book-keeping transfers between the parties' accounts — removing the clearing-agency mandate for transactions that can be fully resolved within a single carrying-member's own books; FINRA Rule 11900(c) authorizes FINRA to exempt any transaction or class of transactions in corporate debt securities pursuant to the FINRA Rule 9600 Series exemptive process, as may be necessary to accommodate special circumstances related to the clearance of such transactions; FINRA Rule 11900's position as the Uniform Practice Code's final rule closes the clearing-agency thread that opened the Code at FINRA Rule 11100(a)(1), completing the arc from the Code's opening deference to clearing-agency requirements through its substantive procedural framework to this closing affirmative mandate; and the rule was most recently amended February 16, 2020 through SR-FINRA-2020-002, with prior amendments by SR-FINRA-2010-030 effective December 15, 2010 and SR-NASD-97-28 effective August 7, 1997, and was Adopted by SR-NASD-95-11 effective June 30, 1995, with two selected notices — 95-46 and 10-49.
