how much can i invest in a 401 a plan 
a 401 a plan does not have the same investment limits as a 401 k plan most plans cap voluntary contributions to 25 of the employee s take home pay the bottom linea 401 a plan is a type of tax advantaged account that allows public sector employees to save for retirement these plans typically offer fewer investment options than other types of plans and they are also relatively low risk although employers can make participation mandatory there may also be a tax credit for those who contribute to a 401 a 