Filed with the U.S. Securities and Exchange Commission on September 17, 2021

1933 Act Registration File No. 333-179562

1940 Act File No. 811-22668

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM N-1A

REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933			[X]
Pre-Effective Amendment No.			[ ]
Post-Effective Amendment No. 745			[X]
and
REGISTRATION STATEMENT UNDER THE INVESTMENT COMPANY ACT OF 1940			[X]
Amendment No. 746			[X]

(Check appropriate box or boxes.)

ETF SERIES SOLUTIONS

(Exact Name of Registrant as Specified in Charter)

615 East Michigan Street, Milwaukee, Wisconsin 53202

(Address of Principal Executive Offices)

(Registrant’s Telephone Number, including Area Code): (414) 765-5586

Michael D. Barolsky, Vice President and Secretary

ETF Series Solutions

c/o U.S. Bank Global Fund Services

777 East Wisconsin Avenue, 10th Floor

Milwaukee, Wisconsin 53202

(Name and Address of Agent for Service)

Copy to:

W. John McGuire

Morgan, Lewis & Bockius LLP

1111 Pennsylvania Avenue, NW

Washington, DC 20004-2541

As soon as practical after the effective date of this Registration Statement

(Approximate Date of Proposed Public Offering)

It is proposed that this filing will become effective

[ ]			immediately upon filing pursuant to paragraph (b)
[X]			on October 16, 2021 pursuant to paragraph (b)
[ ]			60 days after filing pursuant to paragraph (a)(1)
[ ]			on ______________ pursuant to paragraph (a)(1)
[ ]			75 days after filing pursuant to paragraph (a)(2)
[ ]			on ______________ pursuant to paragraph (a)(2) of Rule 485.

If appropriate, check the following box

    [ X ]     this post-effective amendment designates a new effective date for a previously filed post-effective amendment.

EXPLANATORY NOTE

The sole purpose of this filing is to delay the effectiveness of the Registrant’s Post-Effective Amendment No. 642 (the “Amendment”) to its Registration Statement (filed on September 3, 2020) with respect to its series, the ETFB REITs ETF, until October 16, 2021. Parts A, B and C of the Amendment are incorporated by reference herein.

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SIGNATURES

Pursuant to the requirements of the Securities Act of 1933 and the Investment Company Act of 1940, the Registrant certifies that it meets all of the requirements for effectiveness of this Post-Effective Amendment (this “Amendment”) to its Registration Statement on Form N-1A under rule 485(b) under the Securities Act and has duly caused this Amendment to be signed below on its behalf by the undersigned, duly authorized, in the City of Milwaukee, State of Wisconsin, on September 17, 2021.

ETF Series Solutions
By:			/s/ Michael D. Barolsky
			Michael D. Barolsky
			Vice President and Secretary

Pursuant to the requirements of the Securities Act of 1933, this Amendment has been signed below by the following persons in the capacities indicated on September 17, 2021.

Signature			Title
*David A. Massart			Trustee
David A. Massart
*Janet D. Olsen			Trustee
Janet D. Olsen
*Leonard M. Rush			Trustee
Leonard M. Rush
*Michael A. Castino			Trustee
Michael A. Castino
*Kristina R. Nelson			President
Kristina R. Nelson
*Kristen M. Weitzel			Treasurer
Kristen M. Weitzel
*By: /s/ Michael D. Barolsky         Michael D. Barolsky, Attorney-in-Fact     pursuant to Powers of Attorney