© 2021 CX Futures Exchange, L.P. 1

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CX Futures Exchange, L.P.

Rule Amendment Submission #2021-03

June 25, 2021

1. The text of the rule changes to the CX Futures Exchange L.P. (“Exchange” or “CX”) 

Rulebook is attached. Additions are underlined and deletions are stricken through. This rule has 

been approved by the Exchange. Capitalized terms, unless otherwise defined herein shall possess 

the meaning(s) ascribed in Exchange Rulebook.

2. The proposed effective date is ten business days after receipt by the Commodity Futures 

Trading Commission (“CFTC” or “Commission”) of this submission. 

3. Attached, please find a certification that: (1) these rules comply with the Commodity 

Exchange Act and the Commission’s regulations thereunder; and (2) concurrent with this 

submission, CX Futures Exchange, L.P. posted on its website: (i) a notice of pending certification 

of the rule submissions with the Commission; and (ii) a copy of this submission.

4. A concise explanation and analysis of the operation, purpose, and effect of the amended 

rule appears below.

5. There were no opposing views expressed regarding these amended rules.

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CONCISE EXPLANATION AND ANALYSIS OF THE OPERATION, PURPOSE, AND 

EFFECT OF THE CERTIFIED RULE AND ITS COMPLIANCE WITH APPLICABLE 

PROVISIONS OF THE ACT, INCLUDING CORE PRINCIPLES AND THE COMMISSION’S 

REGULATIONS THEREUNDER

Pursuant to Commission Rule 40.6(a)(7)(vi), the following is a concise explanation and analysis of 

the operation, purpose, and effect of the amended rules.

Commission Rule 38.251(e) requires designated contract markets to “...implement rules governing 

market participants subject to its jurisdiction to prevent, detect, and mitigate market disruptions or 

system anomalies associated with electronic trading.” As such, CX is hereby adding Exchange 

Rule V-13 to spell out the rules specific to participants that trade using electronic trading systems.
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CERTIFICATIONS PURSUANT TO SECTION 5c OF THE COMMODITY EXCHANGE ACT, 

7 U.S.C. §7A-2 AND COMMODITY FUTURES TRADING COMMISSION RULE 40.6, 17 

C.F.R. §40.6

I hereby certify that:

(1) the amended Rules below comply with the Commodity Exchange Act, and the 

Commodity Futures Trading Commission’s regulations thereunder; and

(2) concurrent with this submission, CX Futures Exchange, L.P. posted on its 

website: (a) a notice of pending certification of the above Rules with the 

Commission; and (b) a copy of this submission. 

_________________________

By: Nolan Glantz

Title: COO

Date: 6/25/2021
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Attachment A — Rule Amendment

CX FUTURES EXCHANGE, L.P.

CHAPTER V

OBLIGATIONS OF PARTICIPANTS

... 

V-13. Electronic Trading System Requirements

Participants with access to the CX Direct System or any other electronic trading facility of the 

Exchange, including but not limited to any application programming interface(s), software 

development library(ies), or internet-based connection(s) used to transmit electronic trading 

information, shall:

(a) prevent any such electronic trading system or other application connecting to the 

Exchange from causing a market disruption;

(b) comply at all times with any system certification requirements as required by the 

Exchange from time to time;

(c) monitor and detect any abnormalities in such systems and promptly notify the Exchange 

of such abnormalities;

(d) disconnect such system from the Exchange upon discovering any anomaly in the 

behavior of such system or if so directed by the Exchange.