American regulators are again delaying a decision by 45 days on whether to allow options on spot bitcoin ETFs. 

The Securities and Exchange Commission published a notice Monday saying that it "designates May 29, 2024 as the date by which the Commission shall either approve or disapprove, or institute proceedings to determine whether to disapprove," allowing the New York Stock Exchange to start listing options on spot bitcoin ETFs.

Two spot bitcoin ETFs named specifically were Bitwise Bitcoin ETF and the Grayscale Bitcoin Trust, but the proposal also opened the door to "any trust that holds Bitcoin." 

The NYSE filed on Feb. 9, asking the SEC to let it trade options. As a self-regulatory agency (SRO), the NYSE had to first file for a rule change and allow public comment. …