"They stated that they will try to get us a response this week or next week, but gave no firm commitments," a spokesperson for Pressley told Newsweek.
Treasury Secretary Steven Mnuchin delayed Obama-era plans to include Tubman, a former slave and hero of the abolitionist movement, until 2028 when President Donald Trump would be out of office due to "counterfeiting issues."
"Secretary Mnuchin has allowed Trump's racism and misogyny to prevent him from carrying out the will of the people," she said.
"No one in this Administration is doing their job," she said. "They continue to stonewall, to obstruct, and to ignore the will of the American people.
Critics say racism and misogyny account for the slowdown. "This is an attempt to make fragile white people comfortable," tweeted Charlotte Clymer, a communications representative for the Human Rights Campaign.
The redesigned bill was supposed to be unveiled next year but has been delayed until 2028.
"I was the conductor of the Underground Railroad for eight years, and I can say what most conductors can't say; I never ran my train off the track and I never lost a passenger."
The reimagined bills will undergo dramatic changes that reflect the diversity and history of America.