Valparaiso Public Works Lifts Frost Law, April 4, 2014 By: Valparaiso Public Works Last Updated: April 4, 2014 Share on Facebook facebook Share on Twitter/X twitter/x Share on LinkedIn linkedin Email this page email Print this page print Beginning Friday, April 4, 2014, the Frost Law that was established will be lifted. After Friday, no permits will be required to travel city streets.