"A plan index is a smart 'cheat sheet' for avoiding plan operational mistakes that will cost you substantive amounts of money to fix.... Make sure your intent on forms of compensation agrees with what your plan document says ... Creating a procedure and a process to timely submit 401(k) salary deferrals will go a long way in avoiding late deposits later on.... While it's a major responsibility of a third-party administrator (TPA) to track eligibility, tracking it on your side, eliminates the potential for errors[.]"  MORE >>