DTCC Corporate Notices

Action Required: OOB Management Upgrade for SMART

Tue, 03 Mar 2026 00:00:00 -0600

Action Required: OOB Management Upgrade for SMART

Notice: z0343

Summary:

Informs Members / clients who use the SMART network for connectivity of the roll-out of a modernized Out-of-Band Management Solution; asks Members / clients to confirm the contact details for installing the new devices

Fee schedule for Hong Kong Monetary Authority (HKMA) agency service

Wed, 17 Sep 2025 00:00:00 -0500

Fee schedule for Hong Kong Monetary Authority (HKMA) agency service

Notice: DR74

Summary:

The notice is to notify HKMA clients that the location of the revised HKMA Fee schedule will be changed to online help at DTCC learning centre and that fee schedule no longer in effect will be taken down from the DTCC website on 1 October 2025.

Participant Terminal Services/TN3270 Access Discontinuation

Tue, 15 Apr 2025 00:00:00 -0500

Participant Terminal Services/TN3270 Access Discontinuation

Notice: z0281

Summary:

DTCC Resiliency Testing

Fri, 28 Feb 2025 00:00:00 -0600

DTCC Resiliency Testing

Notice: z0279

Summary:

Access MyDTCC Services with New, Secure Authentication Method

Fri, 28 Feb 2025 00:00:00 -0600

Access MyDTCC Services with New, Secure Authentication Method

Notice: z0278

Summary:

Audit Confirmation Requests

Thu, 23 Jan 2025 00:00:00 -0600

Audit Confirmation Requests

Notice: 0277

Summary:

National Day of Mourning for U.S. President Jimmy Carter.

Tue, 31 Dec 2024 00:00:00 -0600

National Day of Mourning for U.S. President Jimmy Carter.

Notice: Z0274

Summary:

National Day of Mourning for U.S. President Carter

Mon, 30 Dec 2024 00:00:00 -0600

National Day of Mourning for U.S. President Carter

Notice: 0275

Summary:

DTCC Fedwire Funds ISO20022 Testing Update

Wed, 11 Dec 2024 00:00:00 -0600

DTCC Fedwire Funds ISO20022 Testing Update

Notice: a9529

Summary:

Hurricane Milton - Service Update

Tue, 08 Oct 2024 00:00:00 -0500

Hurricane Milton - Service Update

Notice: z0269

Summary:

Action Required: T1 and T3 Circuit Upgrades

Tue, 20 Aug 2024 00:00:00 -0500

Action Required: T1 and T3 Circuit Upgrades

Notice: 20647-24

Summary:

New Client Channels to Report an Outage or Cyber Event

Tue, 30 Apr 2024 00:00:00 -0500

New Client Channels to Report an Outage or Cyber Event

Notice: z0263

Summary:

DTCC Learning Center Redesign

Wed, 17 Nov 2021 00:00:00 -0600

DTCC Learning Center Redesign

Notice: z0219

Summary:

DTCC Moving Forward with Microsoft Edge and Google Chrome

Wed, 08 Sep 2021 00:00:00 -0500

DTCC Moving Forward with Microsoft Edge and Google Chrome

Notice: z0218

Summary:

Infrastructure Upgrade

Mon, 02 Nov 2020 00:00:00 -0600

Infrastructure Upgrade

Notice: z0216

Summary:

Client Connectivity Encryption

Thu, 14 May 2020 00:00:00 -0500

Client Connectivity Encryption

Notice: z0215

Summary:

TLS 1.0 / 1.1 Deprecation

Mon, 04 Nov 2019 15:38:56 -0600

TLS 1.0 / 1.1 Deprecation

Notice: z0214

Summary:

Account Number Format Change

Thu, 03 Jan 2019 14:12:34 -0600

Account Number Format Change

Notice: z0175

Summary:

National Day of Mourning for U.S. President George H.W. Bush

Sun, 02 Dec 2018 00:00:00 -0600

National Day of Mourning for U.S. President George H.W. Bush

Notice: z0174

Summary:

Changes to CNS Equity Master File

Mon, 06 Aug 2018 10:18:45 -0500

Changes to CNS Equity Master File

Notice: Z0169

Summary:

Advisory to all DTCC Clients regarding data subprocessors

Wed, 01 Aug 2018 00:00:00 -0500

Advisory to all DTCC Clients regarding data subprocessors

Notice: z0168

Summary:

Robotic Processing Applications

Tue, 19 Jun 2018 13:18:17 -0500

Robotic Processing Applications

Notice: z0165

Summary:

Advisory to all DTCC Clients regarding modifications to DTCC’s PSE U Test Environment

Fri, 20 Jan 2017 15:14:11 -0600

Advisory to all DTCC Clients regarding modifications to DTCC’s PSE U Test Environment

Notice: z0136

Summary:

DTCC Portal - Forgot Password function change

Wed, 19 Oct 2016 00:00:00 -0500

DTCC Portal - Forgot Password function change

Notice: z0130

Summary:

Reduction in DTCC’s Web-based Application Idle Time

Fri, 05 Jun 2015 10:17:12 -0500

Reduction in DTCC’s Web-based Application Idle Time

Notice: Reduction in DTCC’s Web-based Application Idle Time

Summary:

SAC Obligations in Terms of Access to DTCC Systems

Wed, 14 Jan 2015 00:00:00 -0600

SAC Obligations in Terms of Access to DTCC Systems

Notice: SAC Obligations in Terms of Access to DTCC Systems

Summary:

DTCC Client Update on Superstorm Sandy

Fri, 02 Nov 2012 00:00:00 -0500

DTCC Client Update on Superstorm Sandy

Notice: DTCC Client Update on Superstorm Sandy

Summary:

DTCC Client Update on Superstorm Sandy – Physical Processing and Custody

Thu, 01 Nov 2012 00:00:00 -0500

DTCC Client Update on Superstorm Sandy – Physical Processing and Custody

Notice: DTCC Client Update on Superstorm Sandy – Physical Processing and Custody

Summary:

DTCC Client Update on Superstorm Sandy

Wed, 31 Oct 2012 00:00:00 -0500

DTCC Client Update on Superstorm Sandy

Notice: DTCC Client Update on Superstorm Sandy

Summary:

DTCC Client Update on Hurricane Sandy - Note New Client Support Hotline Numbers

Tue, 30 Oct 2012 00:00:00 -0500

DTCC Client Update on Hurricane Sandy - Note New Client Support Hotline Numbers

Notice: DTCC Client Update on Hurricane Sandy - Note New Client Support Hotline Numbers

Summary:

DTCC Client Update on Superstorm Sandy - Current and Ongoing Operations as Markets Re-Open; Physical Certificates

Tue, 30 Oct 2012 00:00:00 -0500

DTCC Client Update on Superstorm Sandy - Current and Ongoing Operations as Markets Re-Open; Physical Certificates

Notice: DTCC Client Update on Superstorm Sandy - Current and Ongoing Operations as Markets Re-Open; Physical Certificates

Summary:

Client Update on Hurricane Sandy – DTCC Will Remain Open on October 30

Mon, 29 Oct 2012 00:00:00 -0500

Client Update on Hurricane Sandy – DTCC Will Remain Open on October 30

Notice: Client Update on Hurricane Sandy – DTCC Will Remain Open on October 30

Summary:

DTCC Update on Hurricane Sandy

Sun, 28 Oct 2012 00:00:00 -0500

DTCC Update on Hurricane Sandy

Notice: DTCC Update on Hurricane Sandy

Summary:

DTCC Remains Open for Operation on October 29

Sun, 28 Oct 2012 00:00:00 -0500

DTCC Remains Open for Operation on October 29

Notice: DTCC Remains Open for Operation on October 29

Summary:

Systemic Risk White Paper Available

Fri, 30 Sep 2011 00:00:00 -0500

Systemic Risk White Paper Available

Notice: Systemic Risk White Paper Available

Summary:

DTCC REMAINS OPEN FOR OPERATION ON AUGUST 29

Sun, 28 Aug 2011 00:00:00 -0500

DTCC REMAINS OPEN FOR OPERATION ON AUGUST 29

Notice: DTCC REMAINS OPEN FOR OPERATION ON AUGUST 29

Summary:

Customer Guidelines for Equipment Relocation / Router Disconnection

Fri, 19 Nov 2010 00:00:00 -0600

Customer Guidelines for Equipment Relocation / Router Disconnection

Notice: Customer Guidelines for Equipment Relocation / Router Disconnection

Summary:

Informational Update on DTC and NSCC Securities Restrictions

Wed, 10 Mar 2010 00:00:00 -0600

Informational Update on DTC and NSCC Securities Restrictions

Notice: Informational Update on DTC and NSCC Securities Restrictions

Summary:

DTCC's Business Continuity Planning – H1N1 Pandemic

Tue, 22 Sep 2009 00:00:00 -0500

DTCC's Business Continuity Planning – H1N1 Pandemic

Notice: DTCC's Business Continuity Planning – H1N1 Pandemic

Summary:

Notice of Transfer and Undertaking

Fri, 31 Jul 2009 00:00:00 -0500

Notice of Transfer and Undertaking

Notice: Notice of Transfer and Undertaking

Summary:

Transfer of the Loan/SERV business

Fri, 24 Jul 2009 00:00:00 -0500

Transfer of the Loan/SERV business

Notice: Transfer of the Loan/SERV business

Summary:

All DTCC Subsidiaries Prepared for Upcoming Change in DST

Wed, 28 Feb 2007 00:00:00 -0600

All DTCC Subsidiaries Prepared for Upcoming Change in DST

Notice: All DTCC Subsidiaries Prepared for Upcoming Change in DST

Summary:

National Day of Mourning for President Ford

Fri, 29 Dec 2006 00:00:00 -0600

National Day of Mourning for President Ford

Notice: National Day of Mourning for President Ford

Summary:

SMART Passthrough Charges

Tue, 31 Jan 2006 00:00:00 -0600

SMART Passthrough Charges

Notice: SMART Passthrough Charges

Summary:

DTCC's Business Continuity Planning - Avian Flu

Fri, 27 Jan 2006 00:00:00 -0600

DTCC's Business Continuity Planning - Avian Flu

Notice: DTCC's Business Continuity Planning - Avian Flu

Summary:

Legacy Network Conversion - Special Pass-Through Charges

Tue, 01 Nov 2005 00:00:00 -0600

Legacy Network Conversion - Special Pass-Through Charges

Notice: Legacy Network Conversion - Special Pass-Through Charges

Summary:

Redistribution of Expenses Associated with SIAC's Legacy Networks - Customer Impact

Fri, 15 Apr 2005 00:00:00 -0500

Redistribution of Expenses Associated with SIAC's Legacy Networks - Customer Impact

Notice: Redistribution of Expenses Associated with SIAC's Legacy Networks - Customer Impact

Summary:

Automated User Registration for DTCC Invoices and SMART/Search

Wed, 16 Feb 2005 00:00:00 -0600

Automated User Registration for DTCC Invoices and SMART/Search

Notice: Automated User Registration for DTCC Invoices and SMART/Search

Summary: