Ran across this tid-bit in an article called "Tales from the DAR side"
"There are only three items of information required: 1) builder name, 2) aircraft model designation, and 3) aircraft serial number. That’s it! No other information is required or desired. Even if the data plate you purchase has room for more, I suggest you only mark these three items. This way, the data plate will always be correct and will not include any information that’s out of date or no longer applicable."
Going to get a smaller data plate