At the earliest / At your earliest convenience / As soon as possible / By a stated deadline
Different meaningsAt the earliest sets a lower time boundary; it does not mean as soon as possible. Use an exact by-deadline when lateness has consequences.
At the earliest
Use when
You mean something will happen no earlier than the stated time.
Example
“The system can be restored at 6 pm at the earliest.”
At your earliest convenience
Use when
You politely ask someone to act as soon as reasonably convenient without setting a hard deadline.
Example
“Please review the draft at your earliest convenience.”
As soon as possible
Use when
You express urgency but do not set an exact deadline.
Example
“Please notify the incident team as soon as possible.”
By a stated deadline
Use when
You need an unambiguous latest acceptable time.
Example
“Please submit the cleared paper by 4 pm on Friday.”
Quick check
please submit at the earliest, at the earliest used to mean ASAP, urgent request with no actual deadline
Usage note
Regional workplace use of 'at the earliest' to mean 'as soon as possible' can communicate nearly the opposite of the standard expression.