# EDGAR Filing Document

**Accession Number:** 0001616037
**File Stem:** 0001679751-23-000008
**Filing Date:** 2023-3
**Character Count:** 2013
**Document Hash:** 395307107be4be4ba0913ade2188d377
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001679751-23-000008.hdr.sgml**: 20230303

**ACCESSION NUMBER**: 0001679751-23-000008

**CONFORMED SUBMISSION TYPE**: 497J

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230303

**DATE AS OF CHANGE**: 20230303

**EFFECTIVENESS DATE**: 20230303

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Pioneer ILS Interval Fund
- **CENTRAL INDEX KEY:** 0001616037
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** 497J
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-225814
- **FILM NUMBER:** 23702577

**BUSINESS ADDRESS:**
- **STREET 1:** 60 STATE STREET
- **STREET 2:** 5TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109
- **BUSINESS PHONE:** (617) 742-7825

**MAIL ADDRESS:**
- **STREET 1:** 60 STATE STREET
- **STREET 2:** 5TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109

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[Logo AMUNDI]

March 3, 2023

VIA ELECTRONIC TRANSMISSION
---------------------------

Securities and Exchange Commission
Division of Investment Management
100 F Street, NE
Washington, DC  20549

Re:     Pioneer ILS Interval Fund (the "Fund")
        File Nos. 333-225814 and 811-22987
        CIK No. 0001616037

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended,
we certify that the form of statement of additional information for the
the Fund, which would have been filed under paragraph (c) of Rule 497
does not differ from that contained in Post-Effective Amendment No. 5 to
the Fund's registration statement on Form N-2, filed electronically on
February 24, 2023 (Accession No. 0001193125-23-048697).

If you have any questions concerning the foregoing certification, please
contact me at (617) 422-4695.

Sincerely,

/s/ Thomas Reyes
-------------------------
    Thomas Reyes
    Assistant Secretary

cc:     Christopher J. Kelley, Esq.
        Toby R. Serkin, Esq.

Amundi Asset Management US, Inc.
60 State Street
Boston, MA  02109-1820

```