Company: SLFQF
Filing Date: 2025-02-13
Form Type: 40-F
Source: 0001097362-25-000008
Chunk: 3

Company: SUN LIFE FINANCIAL INC
Filing Date: 2025-02-13
Form: 40-F
Chunk 3
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 is incorporated by reference herein.

A copy of the Company’s 2024 Annual MD&A is attached hereto as Exhibit 99.1 . A copy of the Company’s 2024 Annual Financial Statements are attached hereto as Exhibit 99.2 .

Attestation Report of the Registered Public Accounting Firm

The “Report of Independent Registered Public Accounting Firm” with respect to the audit of the internal control over financial reporting of the Company, which accompanies the Company’s 2024 Annual Financial Statements is incorporated by reference herein.

The Company’s 2024 Annual Financial Statements are attached hereto as Exhibit 99.2 .

### Changes in Internal Control Over Financial Reporting
The information under the heading “Accounting and Control Matters – Disclosure Controls and Procedures – Changes in Internal Control over Financial Reporting” in the Company’s 2024 Annual MD&A is incorporated by reference herein.

A copy of the Company’s 2024 Annual MD&A is attached hereto as Exhibit 99.1 .

#### Identification of Audit Committee
The information under the heading “Directors and Executive Officers – Audit Committee” in the Company’s annual information form dated February 12, 2025 (the “ 2024 AIF ”) is incorporated by reference herein.

A copy of the Company’s 2024 AIF is attached hereto as Exhibit 99.3 .

### Audit Committee Financial Expert
The Company's Board of Directors (the “ Board ”) has determined that Deepak Chopra, Laurie G. Hylton and Helen M. Mallovy Hicks are the Audit Committee Financial Experts as defined by the SEC. The SEC has indicated that the designation of a person as an Audit Committee Financial Expert does not make that person an "expert" for any purpose, or impose any duties, obligations or liabilities on that person that are greater than those imposed on members of the audit committee and the Board who do not carry this designation or affect the duties, obligations or liabilities of any other member of the Audit Committee or the Board. Each of Mr. Chopra, Ms. Hylton and Ms. Mallovy Hicks is "independent" within the meaning of the listing standards of the New York Stock Exchange and Rule 10A-3 of the U.S. Securities Exchange Act of 1934, as amended.

#### Code of Ethics
The information under the heading “Code of Conduct” in the Company’s 2024 AIF is incorporated by reference herein.

A copy of the Company’s 2024 AIF is attached hereto as