The National Institutes of Health and the Agency for Healthcare Research and Quality are adjusting grant application due dates between February 13 and 18, 2015 to accommodate a scheduled Grants.gov downtime. See NOT-OD-15-057 for more details.
Grants.gov has a planned system outage from Saturday, February 14, 2015 at 12:01 AM ET to Tuesday, February 17, 2015 at 6:00 AM ET.