TIDAL TRUST IV 485BPOS

Exhibit 99(j)

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the references to our firm in the Post-Effective Amendment No. 20 and Amendment No. 22 to the Registration Statement on Form N-1A of Tidal Trust IV with respect to Portfolio Building Block World Ex US Industrials ETF, Portfolio Building Block US Banks ETF and Portfolio Building Block World Consumer Staples ETF, each a series of shares of Tidal Trust IV, under the heading “Independent Registered Public Accounting Firm” in the Prospectus and in the Statement of Additional Information.

/s/ TAIT, WELLER & BAKER LLP

Philadelphia, Pennsylvania 

May 19, 2026