SUBMISSION COVER SHEET

IMPORTANT: Check box if Confidential Treatment is requested

Registered Entity Identifier Code (optional): 23-450

Organization: Chicago Mercantile Exchange Inc. ("CME")

Filing as a: DCM SEF DCO SDR 

Please note - only ONE choice allowed.

Filing Date (mm/dd/yy): 10/23/23 Filing Description: Weekly Notification of Rule 

Amendments - Week of October 16, 2023

SPECIFY FILING TYPE 

Please note only ONE choice allowed per Submission.

Organization Rules and Rule Amendments

Certification § 40.6(a)

Approval § 40.5(a)

Notification § 40.6(d)

Advance Notice of SIDCO Rule Change § 40.10(a)

SIDCO Emergency Rule Change § 40.10(h)

Rule Numbers: N/A

New Product Please note only ONE product per Submission.

Certification § 40.2(a) 

Certification Security Futures § 41.23(a)

Certification Swap Class § 40.2(d)

Approval § 40.3(a)

Approval Security Futures § 41.23(b)

Novel Derivative Product Notification § 40.12(a)

Swap Submission § 39.5

Official Product Name:

Product Terms and Conditions (product related Rules and Rule Amendments)

Certification § 40.6(a) 

Certification Made Available to Trade Determination § 40.6(a)

Certification Security Futures § 41.24(a)

Delisting (No Open Interest) § 40.6(a) 

Approval § 40.5(a)

Approval Made Available to Trade Determination § 40.5(a)

Approval Security Futures § 41.24(c)

Approval Amendments to enumerated agricultural products § 40.4(a), § 40.5(a)

“Non-Material Agricultural Rule Change” § 40.4(b)(5)

Notification § 40.6(d)

 Official Name(s) of Product(s) Affected: 

Rule Numbers: 
20 S Wacker Dr Chicago, IL 60606 T 312 466 7478 tim.elliott@cmegroup.com cmegroup.com

1

Timothy Elliott

Managing Director and Chief Regulatory Counsel

Legal Department

October 23, 2023

VIA ELECTRONIC PORTAL

Christopher J. Kirkpatrick

Office of the Secretariat

Commodity Futures Trading Commission

Three Lafayette Centre

1155 21st Street, N.W.

Washington, DC 20581

RE: Weekly Notification of Rule Amendments

CME Clearing Submission No. 23-450

Dear Mr. Kirkpatrick:

Pursuant to Commission Regulation 40.6(d), the clearing house division of Chicago Mercantile Exchange Inc. (“CME 

Clearing”) submits this Weekly Notification of the following rule amendments issued during the week of October 16,

2023: 

• Clearing House Advisory Notice 23-314 (October 18, 2023), Reminder: CME CORE API Enhancements 

SPAN 2® Framework Project Launch - Effective October 20, 2023

• Clearing House Advisory Notice 23-315 (October 18, 2023), OTC IRS Production Advisory – COP, CLP IRS 

Valuation Curve Input Changes - Effective October 23, 2023

• Clearing House Advisory Notice 23-316 (October 19, 2023), Performance Bond Requirements - Metal 

Margin - Effective October 20, 2023

• Clearing House Advisory Notice 23-317 (October 19, 2023), Performance Bond Requirements: Agriculture, 

Energy, and Metal Margins - Effective October 20, 2023

• Clearing House Advisory Notice 23-319 (October 20, 2023), November 2023 Delivery Date Memo - Effective 

October 20, 2023

Copies of the above-referenced materials are available at www.cmegroup.com. If you require any additional 

information, please e-mail CMEGSubmissionInquiry@cmegroup.com or contact the undersigned at (312) 466-7478.

Sincerely,

/s/ Timothy Elliott

Managing Director and Chief Regulatory Counsel