Special Public Notice: The U.S. Army Corps of Engineers, St. Paul District, encourages project planners to carefully plan projects in Minnesota and Wisconsin requiring Corps permits. Currently, timeframes for general permit decisions, those with impacts generally less than 0.5 acres, are averaging 85 days. Timeframes for individual permit decisions, which include letters of permission, range from 4 months to more than a year, but are currently averaging around 8 months.