# EDGAR Filing Document

**Accession Number:** 0000822818
**File Stem:** 0001104659-26-041920
**Filing Date:** 2026-4
**Character Count:** 1163
**Document Hash:** 7f9d5cd97009ae81507e7b063b51c8e7
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-26-041920.hdr.sgml**: 20260410

**ACCESSION NUMBER**: 0001104659-26-041920

**CONFORMED SUBMISSION TYPE**: ARS

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260410

**DATE AS OF CHANGE**: 20260410

**EFFECTIVENESS DATE**: 20260410

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CLEAN HARBORS INC
- **CENTRAL INDEX KEY:** 0000822818
- **STANDARD INDUSTRIAL CLASSIFICATION:** HAZARDOUS WASTE MANAGEMENT [4955]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 042997780
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** ARS
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-34223
- **FILM NUMBER:** 26854513

**BUSINESS ADDRESS:**
- **STREET 1:** 42 LONGWATER DRIVE
- **STREET 2:** P.O. BOX 9149
- **CITY:** NORWELL
- **STATE:** MA
- **ZIP:** 02061-9149
- **BUSINESS PHONE:** 781-792-5000

**MAIL ADDRESS:**
- **STREET 1:** 42 LONGWATER DRIVE
- **CITY:** NORWELL
- **STATE:** MA
- **ZIP:** 02061-9149

### Attached PDF Documents

**Attachment 1:** `tm262978d2_ars.pdf`

_No text found in this document._