Excel IF Function With Dates
If you have a list of dates and then want to compare to these dates with a specified date to check if those dates is greater than or less than that specified date. You can use the IF function in combination with logical operators and DATEVALUE function in Microsoft excel.
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Excel IF function combining with DATEVALUE function
Since that Excel cannot recognize the date formats and just interprets them as a text string. So you need to use DATAVALUE function and let Excel think that it is a Date value. For example: DATEVALUE(“11/3/2018”). Now we can write down the following IF formula with Dates.
The above excel IF formula will check the date value in Cell B1 if it is less than another specified date(11/3/2018), if the test is TRUE, then return “good”, otherwise return “bad”
Excel IF function combining with DATE function
You can also use DATE function in an Excel IF statement to compare dates, like the below IF formula:
The above IF formula will check if the value in cell B1 is less than or equal to 11/3/2018 and show the returned value in cell C1, Otherwise show nothing.
Excel IF function combining with TODAY function
If you want to compare the current date with the specified date in the past, you can use IF function in combination with TODAY function in Excel. Like the following IF formula:
=IF(B1>TODAY(), “good”,”bad”)
We also can use the complex logical test using Today function, like this: B1TODAY>10, it will check the date value in one cell if it is more than 10 days from now. Let’s combine this logical test in the IF formula as follow:
Related Formulas

Excel IF formula with operator : greater than,less than
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Excel IF function with text values
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Excel IF Function With Numbers
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Related Functions

Excel Date function
The Excel DATE function returns the serial number for a date.The syntax of the DATE function is as below:= DATE (year, month, day) … 
Excel IF function
The Excel IF function perform a logical test to return one value if the condition is TRUE and return another value if the condition is FALSE….