# EDGAR Filing Document

**Accession Number:** 0001832873
**File Stem:** 0001888524-23-000874
**Filing Date:** 2023-1
**Character Count:** 12952
**Document Hash:** e293b986ca5ae2e7c02a1c6d778b9a0d
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001888524-23-000874.hdr.sgml**: 20230131

**ACCESSION NUMBER**: 0001888524-23-000874

**CONFORMED SUBMISSION TYPE**: ABS-EE

**PUBLIC DOCUMENT COUNT**: 3

**CONFORMED PERIOD OF REPORT**: 20230118

**FILED AS OF DATE**: 20230131

**DATE AS OF CHANGE**: 20230131

**PERIOD START**: 20221213

**ABS ASSET CLASS**: Commercial mortgages

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CSAIL 2021-C20 Commercial Mortgage Trust
- **CENTRAL INDEX KEY:** 0001832873
- **STANDARD INDUSTRIAL CLASSIFICATION:** ASSET-BACKED SECURITIES [6189]
- **IRS NUMBER:** 000000000
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** ABS-EE
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 333-227081-06
- **FILM NUMBER:** 23572273

**BUSINESS ADDRESS:**
- **STREET 1:** ELEVEN MADISON AVENUE
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10010
- **BUSINESS PHONE:** 212-538-1807

**MAIL ADDRESS:**
- **STREET 1:** ELEVEN MADISON AVENUE
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10010

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** CSAIL 2020-C20 Commercial Mortgage Trust
- **DATE OF NAME CHANGE:** 20201118

# **UNITED STATES <br>SECURITIES AND EXCHANGE COMMISSION <br> Washington D.C. 20549** 

# **FORM FOR SUBMISSION OF ELECTRONIC EXHIBITS FOR <br>ASSET-BACKED SECURITIES** 
Commission File Number of issuing entity: 333-227081-06 <br>

Central Index Key Number of Issuing entity: 0001832873

CSAIL 2021-C20 Commercial Mortgage Trust<br>(Exact name of issuing entity as specified in its charter)

Commission File Number of depositor: 333-227081

Central Index Key Number of depositor: 0001654060

Credit Suisse Commercial Mortgage Securities Corp.<br>(Exact name of depositor as specified in its charter)

Central Index Key Number of sponsor (if applicable): 0001767304

3650 REIT Loan Funding 1 LLC<br>(Exact name of Sponsor as specified in its charter)

Central Index Key Number of sponsor (if applicable): 0001628601

Column Financial, Inc.<br>(Exact name of Sponsor as specified in its charter)

Central Index Key Number of sponsor (if applicable): 0001685185

UBS AG<br>(Exact name of Sponsor as specified in its charter)

Central Index Key Number of sponsor (if applicable): 0001541294

German American Capital Corporation<br>(Exact name of Sponsor as specified in its charter)

Julia C. Powell (212) 538-1807 <br>(Name and telephone number, including area code, of the person to contact in connection with this filing) <br>

INFORMATION TO BE INCLUDED IN THIS FORM

Item 1. File an Asset Data File in accordance with Exhibit 601(b)(102) (17 CFR 229.601(b)(102)).

Item 2. File an Asset Related Document in accordance with Exhibit 601(b)(103) (17 CFR 229.601(b)(103)).

SIGNATURES

The depositor has duly caused this Form to be signed on its behalf by the undersigned hereunto duly authorized.

Credit Suisse Commercial Mortgage Securities Corp.<br>(Depositor) <br>

/s/ Julia C. Powell<br>Julia C. Powell, President and CEO

Dated : January 31, 2023 <br>

EXHIBIT INDEX

Exhibit Number Description <br> EX 102 Asset Data File <br> EX 103 Asset Related Document

## Exhibit 102: Asset Data File

|   Asset Number | Originator                                                                                                                                  | Origination Date   | Original Loan Amount   | Maturity Date   |   Interest Rate (%) | Property Name              | Property Type   | City               | State   |
|---:|:---|:---|:---|:---|---:|:---|:---|:---|:---|
|              1 | Column Financial, Inc.; Bank of America, N.A.; DBR Investments Co. Limited; JPMorgan Chase Bank, National Association                       | 11-17-2020         | $60000000.00           | 12-06-2030      |            0.026921 | Grace Building             | OF              | New York           | NY      |
|              2 | Bank of America, N.A.                                                                                                                       | 02-28-2020         | $60000000.00           | 03-01-2030      |            0.041325 | Miami Design District      | RT              | Miami              | FL      |
|              3 | MUFG UNION BANK, N.A.                                                                                                                       | 06-18-2019         | $40000000.00           | 07-01-2029      |            0.03725  | 888 Figueroa               | OF              | Los Angeles        | CA      |
|              4 | Barclays Capital Real Estate Inc.; Citi Real Estate Funding Inc.; Deutsche Bank AG, New York Branch; Societe Generale Financial Corporation | 02-14-2020         | $39055333.00           | 03-05-2030      |            0.03558  | MGM Grand                  | LO              | Las Vegas          | NV      |
|              5 | Column Financial, Inc.                                                                                                                      | 01-21-2020         | $35000000.00           | 02-01-2030      |            0.0325   | The Westchester            | RT              | White Plains       | NY      |
|              6 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 12-31-2020         | $31600000.00           | 03-05-2031      |            0.03035  | Hollywest Promenade        | RT              | Hollywood          | CA      |
|              7 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 10-09-2020         | $31500000.00           | 03-05-2031      |            0.03973  | Bedford Park               | MF              | Atlanta            | GA      |
|              8 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 10-30-2020         | $31500000.00           | 03-05-2031      |            0.0383   | USSC Group Headquarters    | IN              | Exton              | PA      |
|              9 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 06-18-2020         | $31000000.00           | 11-05-2030      |            0.04525  | 8036 U.S Highway 70        | SS              | Bartlett           | TN      |
|             10 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 11-25-2020         | $30500000.00           | 03-05-2031      |            0.0388   | Legacy Commons             | MF              | Tucker             | GA      |
|             11 | Bayview Commercial Mortgage Finance, LLC                                                                                                    | 03-06-2020         | $23700000.00           | 03-06-2030      |            0.037    | 4411 Plantation Road NE    | IN              | Roanoke            | VA      |
|             12 | UBS AG                                                                                                                                      | 02-26-2021         | $22800000.00           | 03-06-2031      |            0.04104  | Cobblestone Commons        | RT              | Boynton Beach      | FL      |
|             13 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 06-30-2020         | $21000000.00           | 11-05-2030      |            0.0425   | Stanford Oaks              | MF              | Tucker             | GA      |
|             14 | DBR Investments Co. Limited                                                                                                                 | 02-27-2020         | $18800000.00           | 03-06-2030      |            0.0375   | Springhill Suites Boise    | LO              | Boise              | ID      |
|             15 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 12-09-2020         | $17100000.00           | 03-05-2031      |            0.0375   | Sunset Hills Apartments    | MF              | Henderson          | NV      |
|             16 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 03-02-2021         | $17000000.00           | 03-05-2031      |            0.04635  | Highline Apartments        | MF              | Columbia Falls     | MT      |
|             17 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 11-05-2020         | $17000000.00           | 03-05-2031      |            0.0384   | Indian Rock Medical Center | MU              | Suffern            | NY      |
|             18 | Column Financial, Inc.                                                                                                                      | 12-23-2020         | $15000000.00           | 01-06-2031      |            0.02561  | Arts Building              | OF              | New York           | NY      |
|             19 | UBS AG                                                                                                                                      | 10-08-2020         | $15000000.00           | 10-06-2030      |            0.045    | Royal Pines                |  |  |  |
|             20 | UBS AG                                                                                                                                      | 02-26-2021         | $14000000.00           | 03-06-2031      |            0.04014  | TBC Corporate Office       | OF              | Palm Beach Gardens | FL      |
|             21 | UBS AG                                                                                                                                      | 11-30-2020         | $12700000.00           | 12-06-2030      |            0.04245  | 880 Technology Drive       | OF              | Ann Arbor          | MI      |
|             22 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 07-24-2020         | $12250000.00           | 12-05-2030      |            0.05     | The Gables                 | MF              | Kissimmee          | FL      |
|             23 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 11-12-2020         | $11550000.00           | 03-05-2031      |            0.0386   | Fox Hills Apartments       | MF              | Los Angeles        | CA      |
|             24 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 10-23-2020         | $10150000.00           | 03-05-2031      |            0.045    | Rainbow Property           | OF              | Las Vegas          | NV      |
|             25 | UBS AG                                                                                                                                      | 12-30-2020         | $10000000.00           | 01-06-2031      |            0.03038  | Iron Gate Mega Storage     | SS              | Vancouver          | WA      |
|             26 | UBS AG                                                                                                                                      | 12-30-2019         | $9000000.00            | 01-06-2030      |            0.041105 | 280 Sports                 | RT              | Southlake          | TX      |
|             27 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 07-17-2020         | $6187000.00            | 12-05-2030      |            0.0425   | The Bristol                | MF              | Elkhard            | IN      |
|             28 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 08-03-2020         | $3690000.00            | 12-05-2030      |            0.04075  | Rachel                     | MF              | Chambersburg       | PA      |
|             29 | Grass River Real Estate Credit Partners Loan Funding, LLC                                                                                   | 08-03-2020         | $3307500.00            | 12-05-2030      |            0.04075  | Chambersburg Portfolio     | MF              | Chambersburg       | PA      |

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