Though Selective Availability capability still exists, on 19 September 2007 the US Department of Defense announced that newer GPS satellites would not be capable of implementing Selective Availability; the wave of Block IIF satellites launched in 2009, and all subsequent GPS satellites, are stated not to support SA.
但这时的GPS系统仍然具备选择可用性能力，到2007年9月19日，美国国防部宣布，新的GPS卫星不再具备实施选择可用性机制的能力；声明称，将于2009年发射的Block IIF系列卫星，以及后续的所有GPS卫星都不支持选择可用性机制。