This is especially important for red states to require of people moving from other states or places.
Interesting but this will end up with discrimination lawsuit ramifications.
Library Journal website:
According to the National Center for Educational Statistics (NCES), 21 percent of adults in the United States (about 43 million) fall into the illiterate/functionally illiterate category.Apr 29, 2020
Literacy Inc. website: (outdated, however)
What percentage of high school graduates can’t read?
According to a study conducted in late April 2015 by the US Department of Education and the National Institute of Literacy, 32 million adults in the United States can’t read above a fifth grade level, and 19% of high school graduates can’t read.