The effort would stretch as far north as Portland, OR, and as far east as New Orleans.
"It is false", Spicer said, according to a pool report. Trump convened the White House news conference by saying that "The new order is going to be very much tailored to what I consider to be a very bad decision".
United States President Donald Trump during his campaign promised the deportation of 11 million undocumented immigrants in the USA, which mainly consisted of immigrants from Mexico.
Less than 15 minutes after the report's release, Senior Assistant White House press secretary Michael Short took to Twitter to shutdown the claims.
Spicer did not categorically state the proposal was never discussed at any level of the administration, according to the pool report.
AP says it has obtained a draft memo that outlines the proposals to target unauthorised citizens in 11 states. "It is not a White House document".
The Trump administration has focused on immigration policy early in its term of office.
Immigrations and Customs Enforcement has already been escalating its efforts to locate and detain immigrants throughout the US since Trump took office on January 20, after which he immediately signed executive orders banning immigration from seven Muslim-majority nations.