The decision has to be taken until (not on) September 30, or the deadline can be pushed back an additional 240 days.

Maybe he is predicting that a positive decision for the VanEck-SolidX’s Bitcoin ETF will be announced on that particular date (it happens to fall on a Tuesday just like with the August 7 publication), or maybe he is talking about any Bitcoin-related fund application having in mind that The SEC Will Decide on 9 Bitcoin ETFs in the Next 2 Months.