"The system is broken for business owners who are unable to grow their businesses due to workforce shortages," it said.
"The system is broken for farmers who are producing below their capacity when they cannot meet their labor demands. According to the Partnership for a New American Economy, labor shortages in the agriculture industry are causing a loss of over $3 billion in gross domestic product and over $1 billion in farm income."
The letter added, "There is also broad support, including Republican voters" for reform, saying a recent poll showed that 71 percent of tea party members who vote in GOP primaries believe it "is important to pass reform this year."
The Senate passed a comprehensive immigration reform bill last year. The House has said it prefers to pass smaller, incremental bills, but has not done so.
Sen. Orrin Hatch supported the Senate measure, Sen. Mike Lee did not. None of Utah's four House members has supported a path to citizenship for the millions of immigrants already in the country illegally.
The defeat this month of House Majority Eric Cantor, R-Va., in a GOP primary by a conservative who attacked him for favoring immigration reform has chilled debate on the issue.