# EDGAR Filing Document

**Accession Number:** 0001894714
**File Stem:** 0001193125-26-139616
**Filing Date:** 2026-4
**Character Count:** 16977
**Document Hash:** 5ba61a162415a8fc4521735f58d21ef5
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-139616.hdr.sgml**: 20260402

**ACCESSION NUMBER**: 0001193125-26-139616

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260402

**ITEM INFORMATION**: Other Events

**ITEM INFORMATION**: Financial Statements and Exhibits

**FILED AS OF DATE**: 20260402

**DATE AS OF CHANGE**: 20260402

**ABS ASSET CLASS**: Commercial mortgages

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BENCHMARK 2021-B31 MORTGAGE TRUST
- **CENTRAL INDEX KEY:** 0001894714
- **STANDARD INDUSTRIAL CLASSIFICATION:** ASSET-BACKED SECURITIES [6189]
- **ORGANIZATION NAME:** Office of Structured Finance
- **STATE OF INCORPORATION:** DE

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 333-228597-10
- **FILM NUMBER:** 26832114

**BUSINESS ADDRESS:**
- **STREET 1:** 390 GREENWICH STREET
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10013
- **BUSINESS PHONE:** 2128165343

**MAIL ADDRESS:**
- **STREET 1:** 390 GREENWICH STREET
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10013

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**UNITED STATES<br>SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**FORM 8-K**

**CURRENT REPORT<br>Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934**

**Date of Report: April 2, 2026<br>(Date of earliest event reported)**

**Central Index Key Number of the issuing entity: 0001894714** 

**Benchmark 2021-B31 Mortgage Trust**

**(exact name of the issuing entity as specified in its charter)**

**Central Index Key Number of the depositor: 0001258361**

**Citigroup Commercial Mortgage Securities Inc.**

**(exact name of the depositor as specified in its charter)**

**Citi Real Estate Funding Inc.**

**(Central Index Key Number: 0001701238)**

**German American Capital Corporation**

**(Central Index Key Number: 0001541294)**

**JPMorgan Chase Bank, National Association**

**(Central Index Key Number: 0000835271)**

**Goldman Sachs Mortgage Company**

**(Central Index Key Number: 0001541502)**

**(Exact names of sponsors as specified in their respective charters)**

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| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**New York<br>(State or other jurisdiction of<br>incorporation or organization of**<br>**the issuing entity)** | &nbsp;&nbsp;**333-228597-10**<br>**(Commission File Number of the issuing entity)** | &nbsp;&nbsp;**87-4600193**<br>**87-4632129**<br>**(I.R.S. Employer**<br>**Identification Numbers)** |

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**c/o Citibank, N.A.** 

**as Certificate Administrator** 

**388 Greenwich Street, 4th Floor**

**New York, NY**

**(Address of principal executive offices of the issuing entity)**

**10013**

**(Zip Code)**

**Registrant's telephone number, including area code:**

**(212) 816-5614**

**Not Applicable**

**(Former name or former address, if changed since last report.)**

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

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Securities registered pursuant to Section 12(b) of the Act:

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|:---|:---|:---|
| &nbsp;&nbsp;Title of each class | &nbsp;&nbsp;Trading Symbol(s) | &nbsp;&nbsp;Name of each exchange on which registered |

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Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

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Item 8.01 <u>Other Events</u>.

The Veranda mortgage loan and the Audubon Crossings & Commons mortgage loan, each an asset of Benchmark 2021-B31 Mortgage Trust (the "Issuing Entity"), are being serviced pursuant to the pooling and servicing Agreement, dated as of November 1, 2021 (the "BMARK 2021-B30 PSA"), by and among Deutsche Mortgage & Asset Receiving Corporation as depositor, Midland Loan Services, a Division of PNC Bank, National Association, as master servicer, CWCapital Asset Management LLC, as special servicer, Wells Fargo Bank, National Association, as trustee, certificate administrator, paying agent and custodian and Park Bridge Lender Services LLC, as operating advisor and asset representations reviewer, which governs the issuance of the Benchmark 2021-B30 Mortgage Trust, Commercial Mortgage Pass-Through Certificates, Series 2021-B30. The BMARK 2021-B30 PSA was filed as Exhibit 4.4 to the registrant's Current Report on Form 8-K dated December 22, 2021, and filed by the registrant on December 22, 2021 under Commission File No. 333-228597-10. <br>Effective as of April 2, 2025, CWCapital Asset Management LLC has been terminated as special servicer with respect to each of The Veranda loan combination and the Audubon Crossings & Commons loan combination under the BMARK 2021-B30 PSA, and Torchlight Loan Services, LLC has been appointed to act as successor special servicer with respect to each of the The Veranda loan combination and the Audubon Crossings & Commons loan combination under the BMARK 2021-B30 PSA. A copy of the related Acknowledgment of Replacement Special Servicer, dated April 2, 2026 is attached hereto as Exhibit 20.1. <br>Capitalized terms used but not defined herein shall have the meanings assigned to them in the pooling and servicing agreement dated as of December 1, 2021 relating to the Issuing Entity, filed as Exhibit 4.1 to the Current Report on Form 8-K with respect to the Issuing Entity dated December 22, 2021 under Commission File No. 333-228597-10.

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| | | |
|:---|:---|:---|
| Item 9.01. |  | <u>Financial Statements and Exhibits</u>. |
| (d) | Exhibits |  |
| <u>Exhibit No.</u> |  | <u>Description</u> |
| Exhibit 20.1 |  | [<u>Acknowledgment of Replacement Special Servicer, dated April 2, 2026</u>](ck0001894714-ex20_1.htm) |

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**SIGNATURES**

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Citigroup Commercial Mortgage Securities Inc.<br>(Depositor)

/s/ Richard Simpson

Richard Simpson, President

Date: April 2, 2026

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## Exhibit 20.1

**ACKNOWLEDGMENT OF REPLACEMENT SPECIAL SERVICER**

April 2, 2026

To the Persons on the Attached <u>Schedule A</u>

Re:Benchmark 2021-B30 Pooling and Servicing Agreement

Ladies and Gentlemen:

Reference is made to (i) that certain Pooling and Servicing Agreement, dated as of November 1, 2021 (as the same may have been, or may hereafter be, amended, modified, supplemented or extended, the "**PSA**"), originally by and among Deutsche Mortgage & Asset Receiving Corporation, as Depositor, Midland Loan Services, a division of PNC Bank, National Association, as Master Servicer, CWCapital Asset Management LLC, as Special Servicer, Wells Fargo Bank, National Association, as Trustee, and Wells Fargo Bank, National Association, as Certificate Administrator, Paying Agent and Custodian, and Park Bridge Lender Services LLC, as Operating Advisor and Asset Representations Reviewer with respect to Benchmark 2021-B30 Mortgage Trust Commercial Mortgage Pass-Through Certificates, Series 2021-B30 (the "**Trust**"), and (ii) (x) that certain Co-Lender Agreement, dated as of October 1, 2021 (as the same may have been, or may hereafter be, amended, modified, supplemented or extended, the "**Veranda CLA**"), originally by and between JPMorgan Chase Bank, National Association and JPMorgan Chase Bank, National Association, (y) that certain Agreement Between Noteholders, dated as of November 16, 2021 (as the same may have been, or may hereafter be, amended, modified, supplemented or extended, the "**520 Almanor CLA**"), originally by and between DBR Investments Co. Limited and DBR Investments Co. Limited, and (z) that certain Agreement Between Noteholders, dated as of November 16, 2021 (as the same may have been, or may hereafter be, amended, modified, supplemented or extended, the "**Audubon CLA**" and together with the Veranda CLA and the 520 Almanor CLA, collectively, the "**CLAs**"), originally by and between Goldman Sachs Bank USA and Goldman Sachs Bank USA. Pursuant to <u>Sections 3.22(b)</u> and <u>7.02</u> of the PSA, <u>Section 7</u> of the Veranda CLA, <u>Section 7</u> of the 520 Almanor CLA and <u>Section 5</u> of the Audubon CLA, LMCG Investments, LLC, in its capacity as the Directing Holder of the Trust has terminated CWCapital Asset Management LLC as Special Servicer of the Trust and has appointed the undersigned Torchlight Loan Services, LLC to serve as successor Special Servicer under the PSA and the CLAs.

The undersigned hereby agrees that, effective as of the date of this Acknowledgment of Replacement Special Servicer (the "**Acknowledgment**"), the undersigned shall serve as Special Servicer under the PSA and the CLAs. The undersigned hereby agrees to assume all of the responsibilities, duties, and liabilities of the Special Servicer under the PSA and the CLAs and shall perform punctually the duties of the Special Servicer under the PSA and the CLAs. The undersigned further acknowledges and agrees that it is and shall be a party to the PSA and bound thereby to the full extent indicated in the PSA in the capacity of Special Servicer. The undersigned hereby, as of the date of this Acknowledgment, makes the representations and warranties set forth in <u>Section 2.04(b)</u> of the PSA *mutatis mutandis*, and all references to "Agreement" in <u>Section 2.04(b)</u> of the PSA include this Acknowledgment in addition to the PSA, and further represents that it satisfies all eligibility requirements set forth in the PSA and the CLAs.

The following is the notice information for Torchlight Loan Services, LLC as Special Servicer under the PSA and the CLAs:

Torchlight Loan Services, LLC

Acknowledgement of Replacement Special Servicer – Benchmark 2021-B30

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90 Park Avenue, 20th Floor

New York, New York 10016

Attention: William A. Clarkson

E-mail: wclarkson@torchlight.com

[Remainder of page intentionally left blank; signature page follows]

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**TORCHLIGHT LOAN SERVICES, LLC**

By: <u>/s/ William A. Clarkson</u> 

Name: William A. Clarkson

Title: Authorized Signatory

By: <u>/s/ Jorge Rodriguez</u>

Name: Jorge Rodriguez

Title: Authorized Signatory

Acknowledgement of Replacement Special Servicer – Benchmark 2021-B30

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**<u>SCHEDULE A</u>**

**<u>Trust Parties</u>**

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|:---|:---|
| &nbsp;&nbsp;**<u>Master Servicer</u>**:<br>Midland Loan Services, a Division of PNC Bank, National Association<br>10851 Mastin Street, Suite 700<br>Overland Park, Kansas 66210<br>Attention: Executive Vice President – Division Head<br>Email: noticeadmin@midlandls.com <br>With a copy to:<br>Stinson Leonard Street LLP<br>1201 Walnut Street, Suite 2900<br>Kansas City, Missouri 64106-2150<br>Attention: Kenda K. Tomes<br>Email: kenda.tomes@stinson.com <br>**<u>Special Servicer</u>**:<br>CWCapital Asset Management LLC<br>900 19<sup>th</sup> St NW, 8<sup>th</sup> Floor<br>Washington, DC 20006<br>Attention: Asset Manager (Benchmark 2021-B30)<br>Email: CWCAMnoticesCGCMT2016-P6@cwcapital.com <br>**<u>Trustee and Certificate Administrator</u>**:<br>Wells Fargo Bank, National Association<br>c/o Computershare Trust Company, <br>National Association, as Agent<br>9062 Old Annapolis Road<br>Columbia, Maryland 21045<br>Attention: Corporate Trust Services (CMBS) – Benchmark 2021-B30<br>Email: <u>trustadministrationgroup@computershare.com</u>;<br>!NACCTRegulatoryReporting@computershare.com; cctcmbsbondadmin@computershare.com <br>| &nbsp;&nbsp;**<u>Depositor</u>**:<br>Deutsche Mortgage & Asset Receiving Corporation<br>1 Columbus Circle<br>New York, New York 10019<br>Attention: Lainie Kaye<br>With a copy to:<br>Email: Cmbs.requests@db.com <br>With a copy to:<br>Cadwalader, Wickersham & Taft LLP<br>200 Liberty Street<br>New York, New York 10281<br>Attention: Robert Kim<br>**<u>Operating Advisor & Asset Representations Reviewer</u>**:<br>Park Bridge Lender Services LLC<br>600 Third Avenue, 40<sup>th</sup> Floor<br>New York, New York 10016<br>Attention: Benchmark 2021-B30 Surveillance Manager<br>Email: <u>cmbs.notices@parkbridgefinancial.com</u> <br>|

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**<u>SCHEDULE A (</u><u>Cont</u><u>.)</u>**

**<u>Benchmark 2021-B31 Parties</u>**

**<u>with respect to the following Whole Loans: The Veranda and Audubon Crossings & Commons</u>**

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|:---|:---|
| &nbsp;&nbsp;**<u>Master Servicer</u>**:<br>Midland Loan Services, a Division of PNC Bank, National Association<br>10851 Mastin Street, Suite 700<br>Overland Park, Kansas 66210<br>Attention: Executive Vice President – Division Head<br>Email: noticeadmin@midlandls.com <br>With a copy to:<br>Stinson Leonard Street LLP<br>1201 Walnut Street, Suite 2900<br>Kansas City, Missouri 64106-2150<br>Attention: Kenda K. Tomes<br>Email: kenda.tomes@stinson.com <br>**<u>Special Servicer</u>**:<br>Rialto Capital Advisors, LLC<br>200 S. Biscayne Blvd, Suite 3550<br>Miami, Florida 33131 <br>Attention: Niral Shah<br>Email: <u>niral.shah@rialtocapital.com</u><br>**<u>Trustee</u>**:<br>Wilmington Trust, National Association<br>1100 North Market Street<br>Wilmington, Delaware 19890<br>Attention: CMBS – Benchmark 2021-B31<br>Emai: CMBSTrustee@wilmingtontrust.com <br>| &nbsp;&nbsp;**<u>Certificate Administrator:</u>**<br>Citibank, N.A.<br>38 Greenwich Street<br>New York, New York 10013<br>Attention: Citibank Agency & Trust – Benchmark 2021-B31<br>**<u>Depositor</u>**:<br>Citigroup Commercial Mortgage Securities Inc.<br>390 Greenwich Street, 5<sup>th</sup> Floor<br>New York, New York 10013<br>Attention: Paul Vanderslice<br>with a copy to:<br>Citigroup Commercial Mortgage Securities Inc.<br>390 Greenwich Street, 5<sup>th</sup> Floor<br>New York, New York 10013<br>Attention: Richard Simpson<br>Email: richard.simpson@citi.com <br>and: <br>Citigroup Commercial Mortgage Securities Inc.<br>388 Greenwich Street, 17<sup>th</sup> Floor<br>New York, New York 10013<br>Attention: Ryan M. O'Connor<br>Email: ryan.m.oconnor@citi.com<br>**<u>Operating Advisor & Asset Representations Reviewer</u>**:<br>Pentalpha Surveillance LLC<br>375 N. French Road, Suite 100<br>Amherst, New York, 14228<br>Attention: Benchmark 2021-B31 Transaction Manager<br>Email: notices@pentalphasurveillance.com<br>|

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[Addressees continue on next page]

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**<u>SCHEDULE A (</u><u>Cont</u><u>.)</u>**

**<u>3650R 2021-PF1 Parties</u>**

**<u>with respect to the following Whole Loans: 520 Almanor</u>**

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| | |
|:---|:---|
| &nbsp;&nbsp;**<u>Master Servicer</u>**:<br>Midland Loan Services, a Division of PNC Bank, National Association<br>10851 Mastin Street, Suite 700<br>Overland Park, Kansas 66210<br>Attention: Executive Vice President – Division Head<br>Email: noticeadmin@midlandls.com <br>With a copy to:<br>Stinson Leonard Street LLP<br>1201 Walnut Street, Suite 2900<br>Kansas City, Missouri 64106-2150<br>Attention: Kenda K. Tomes<br>Email: kenda.tomes@stinson.com <br>**<u>Special Servicer</u>**:<br>3650 REIT Loan Servicing LLC<br>2977 McFarlane Road, Suite 300<br>Miami, Florida 33133<br>Attention: General Counsel<br>Email: compliance@3650REIT.com<br>**<u>Trustee & Certificate Administrator</u>**:<br>Wells Fargo Bank, National Association<br>c/o Computershare Trust Company, National Association, as Agent<br>9062 Old Annapolis Road<br>Columbia, Maryland 21045-1951<br>Attention: Corporate Trust Services (CMBS) – 3650 2021-PF1<br>Email: trustadministrationgroup@computershare.com;<br>!NACCTRegulatoryReporting@computershare.com; cctcmbsbondadmin@computershare.com <br>| &nbsp;&nbsp;**<u>Depositor</u>**:<br>3650 REIT Commercial Mortgage Securities II LLC<br>2977 McFarlane Road, Suite 300<br>Miami, Florida 33133<br>Attention: General Counsel<br>Email: compliance@3650REIT.com<br>With a copy to:<br>Cadwalader, Wickersham & Taft LLP<br>200 Liberty Street<br>New York, New York 10281<br>Attention: Greg Prindle<br>Email: Gregory.Prindle@cwt.com<br>**<u>Operating Advisor & Asset Representations Reviewer</u>**:<br>Park Bridge Lender Services LLC<br>600 Third Avenue, 40th Floor<br>New York, New York 10016<br>Attention: 3650R 2021-PF1 – Surveillance Manager<br>Email to: cmbs.notices@parkbridgefinancial.com<br>|

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