The exact wording is "In PPD files where the imageable area of a given page size can vary depending on other factors, the imageable area recorded for that page size will be the intersection of all possible imageable areas for that page size."
The exact wording is "In PPD files where the imageable area of a given page size can vary depending on other factors, the imageable area recorded for that page size will be the intersection of all possible imageable areas for that page size."