I am not sure I saw the words "Work Injury" to invoke Workers' Compensation analysis. You might need to be in the hallowed halls of our esteemed Social Security brethren.
We give free general concepts to be helpful, but you should give ALL your facts to a licensed Attorney in your state before you RELY upon any legal advice.
If you are trying to reopen a DIB claim, reopening a prior SSA decision can be done within 4 years. If you are trying to reopen an SSI decision, reopening is limited to decisions made within 2 years. I would have to have more information to know why your husband is receiving such a low monthly benefit.
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