Company: CLH
Filing Date: 2025-04-11
Form Type: DEF 14A
Source: 0000822818-25-000011
Chunk: 67

Company: CLEAN HARBORS INC
Filing Date: 2025-04-11
Form: DEF 14A
Chunk 67
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 being submitted for ratification by the shareholders at the annual meeting because the Board has determined that such ratification is a matter of good corporate governance. If this proposal is not approved at the annual meeting, the Audit Committee may reconsider its selection of Deloitte. Even if the selection of Deloitte is ratified, the Audit Committee, in its discretion, may select a different registered public accounting firm at any time during the year if it determines that such a change would be in the best interests of the Company and its shareholders.

#### Audit and Related Fees
The total fees, including out-of-pocket expenses, billed to the Company by Deloitte for the two years ended December 31, 2024 and 2023 were as described in the following table:

|                    |     |   |      2024 |     |   |      2023 |
|:-------------------|:----|:--|----------:|:----|:--|----------:|
| Audit Fees         |     | $ | 3,393,513 |     | $ | 3,242,259 |
| Audit-Related Fees |     |   |         — |     |   |         — |
| Tax Fees           |     |   |         — |     |   |         — |
| All Other Fees     |     |   |     1,895 |     |   |     1,895 |
|                    |     | $ | 3,395,408 |     | $ | 3,244,154 |

Audit Fees in both years consisted of fees for the audit of Clean Harbors consolidated annual financial statements and the effectiveness of its internal control over financial reporting, the review of interim financial statements in Clean Harbor’s quarterly reports on Form 10-Q, and services that are typically provided by independent auditors for those fiscal years, including other SEC filings.

Audit-Related Fees would include fees and expenses for assurance and related services that would be reasonably related to the performance of the audit or review of the Company's financial statements for the period and would not be reported above under “Audit Fees.” For the years presented above, Deloitte has not provided any such services.

Tax Fees would include fees and expenses for services provided by Deloitte’s tax division except those related to the audit. These would include tax compliance, tax planning, and tax advice. For the years presented above, Deloitte has not provided any such services.

All Other Fees include fees and expenses for services which do not fall