At least 18 top lawyers at their respective companies are among the more than 300 entrepreneurs and business leaders who urged President Donald Trump to preserve Deferred Action for Childhood Arrivals (DACA), but the administration announced Tuesday that it would phase out the program, instead leaving it to Congress to enact legislation.

The open letter, generated by FWD.us, asks congressional leaders to pass the Development, Relief and Education for Alien Minors (DREAM) legislation. FWD.us was launched in 2013 by technology leaders, including Facebook founder Mark Zuckerberg, to address immigration policy and other political issues that affect the tech industry. According to the group’s website, “America’s broken system prevents far too many talented immigrants from fully contributing to our communities and our economy.”