The phrase 'with a deadline of' is correct and usable in written English.
You can use it to describe when something must be done. For example, "The project is due with a deadline of next Friday."
The outcome document contained more than 200 recommendations, with a deadline of 2015.
But time is running out, with a deadline of 31 October for a deal to be agreed.
With a deadline of Feb. 19, this year's trading season is expected to be a frenzied one.
The British and Irish governments now face a series of difficult options with a deadline of midnight this Saturday.
I only got the thing into my hands late Monday afternoon with a deadline of early evening.
The 2018 Richard Rogers Fellowship cycle will begin accepting applications in October 2017, with a deadline of early December.
With a deadline of the end of this month, America has lodged an objection and Britain looks poised to follow (see article).
But, with a deadline of February 3rd, SAI had still not, as The Economist went to press, come up with concrete proposals of its own.
This is a contest with a deadline of April 2. The winning entry will be publicized at the World Science Festival in New York in June.
Faced with a deadline of December 31, his last day as mayor of New York City, Michael Bloomberg has moved into overdrive.
The provisional authority put out a formal call for applications from airlines around the world on July 2, with a deadline of July 8.
