Nolo Press cites the following for Massachusetts in a list of state laws on the subject:
If employee quits: next scheduled payday or the Saturday following the employee's resignation, if there is no scheduled payday. (Mass. Ann. Laws ch. 149 ยง 148.)
http://www.nolo.com/article.cfm/ObjectID/7D5D0C62-9CB1-47F8-BA6C70E1318E65FE/