Not the policy of the Biden administration?

https://twitchy.com/dougp-3137/2022/09/18/wh-clarifies-that-bidens-statement-on-60-minutes-does-not-reflect-the-official-position-of-the-us-govt-and-so-much-more/

Once again, the Biden administration breaks speed records to "clarify" that what Joe Biden publicly said is NOT the policy of the Biden administration. Who, then, defines their policies, if its not Joe Biden?