Decarbonization Plus Acquisition Corporation IV

2744 Sand Hill Road, Suite 100

Menlo Park, CA 94025

(212) 993-0076

July 19, 2021

VIA EDGAR

United States Securities and Exchange Commission

Division of Corporation Finance

100 F Street, N.E.

Washington, D.C. 20549-3561

Attention: Todd Schiffman

Re: Withdrawal of Acceleration Request

Registration Statement on Form S-1 (File No. 333-254259) of Decarbonization Plus Acquisition Corporation IV (the “Company”)

Ladies and Gentlemen:

Reference is made to our letter, filed as correspondence via EDGAR on July 16, 2021 in which we requested the acceleration of the effective date of the above-referenced Registration Statement for 4:00 p.m., Eastern Time, on Tuesday, July 20, 2021, or as soon thereafter as practicable, in accordance with Rule 461 under the Securities Act of 1933, as amended. We hereby formally withdraw our request for acceleration of the effective date.

Please call the undersigned at (212) 271-6247 with any questions regarding this matter.

Sincerely,
Decarbonization Plus Acquisition Corporation IV
By:	/s/ Peter Haskopoulos
Name:	Peter Haskopoulos
Title:	Chief Financial Officer, Chief Accounting Officer and Secretary

cc:	Davis Polk & Wardwell LLP
	Derek J. Dostal
	Deanna L. Kirkpatrick
	Vinson & Elkins L.L.P.
	E. Ramey Layne
	Brenda Lenahan

[Signature Page to Withdrawal Request]