Company: TSLTF
Filing Date: 2025-02-20
Form Type: 40-F
Source: 0001144800-25-000006
Chunk: 6

Company: TRANSALTA CORP
Filing Date: 2025-02-20
Form: 40-F
Chunk 6
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 of conduct applicable to all directors of the Company, a separate financial code of conduct which applies to all financial management employees and an Energy Trading code of conduct for our employees working within energy marketing. Our codes of conduct are available on our Internet website at www.transalta.com . Information contained in or otherwise accessible through TransAlta's website does not form part of this annual report on Form 40-F and is not incorporated by reference into this annual report on Form 40-F.

There was no waiver of the codes granted during the 2024 fiscal year.

### PRINCIPAL ACCOUNTANT FEES AND SERVICES
For the years ended Dec. 31, 2024 and Dec. 31, 2023, Ernst & Young LLP and its affiliates billed or expect to bill, including out-of-pocket costs, $5,396,719 and $4,476,201, respectively, as detailed below:

#### Ernst & Young LLP
| Year Ended Dec. 31 |     | 2024 |           |     | 2023 |           |
|:-------------------|:----|:-----|----------:|:----|:-----|----------:|
| Audit Fees         |     | $    | 4,642,808 |     | $    | 3,913,110 |
| Audit-related fees |     |      |   347,345 |     |      |   518,216 |
| Tax fees           |     |      |   356,391 |     |      |     5,850 |
| All other fees     |     |      |    50,175 |     |      |    39,025 |
| Total              |     | $    | 5,396,719 |     | $    | 4,476,201 |

All amounts are in Canadian dollars unless otherwise stated.

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The nature of each category of fees is described below:

Audit Fees

Audit fees are for professional services rendered for the audit and review of our financial statements or services provided in connection with statutory and regulatory filings and providing comfort letters associated with securities documents and statutory audits.

Audit-Related Fees

Assurance and related services that are reasonably related to the performance of the audit or review of our financial statements that are not included under "Audit Fees" . Audit-Related fees include pension audits and other compliance audits.

Tax Fees

Tax fees are tax-related services for review of tax returns, assistance with questions on tax audits, and