What does "as of" mean?

At or by a specified time, with the implication that the said condition will be true from that time onward.

As of

Common synonyms include: beginning at, current date, effective date, from, present date, reference date.

prep

prep ·Rare ·Advanced level

Preposition

1
At or by a specified time, with the implication that the said condition will be true from that time onward. idiomatic
"All leave is cancelled as of now."
2
At a specified time, with the implication that the said condition was or will be true at that time. idiomatic
"The US has a population of 300 million, as of 2006."

"All leave is cancelled as of now."