` ` We 're getting close but just not quite there yet , '' a Bush administration official says . The announcement followed a report in state-run Iranian media that a deal had been reached in negotiations between Tehran and the six world powers , including the United States , to begin implementing the agreement in late January , . Iranian state - media reported Tehran will sign a nuclear accord in late 2008 . The accord was signed in November , and requires Iran to limit its nuclear program . In exchange for limiting its program , some sanctions placed on Iran will be lifted .
` ` We 're getting close but just not quite there yet , '' a Bush administration official says . Iranian state - media reported Tehran will sign a nuclear accord in late 2008 . The accord was signed in November , and requires Iran to limit its nuclear program . In exchange for limiting its program , some sanctions placed on Iran will be lifted .