I haven't completely investigated this and didn't get a conclusive answer in the few folks I discussed this with, but banks on military posts have contracts with them. They are vendors. But they are not contractors providing services to the government, rather soldiers, dependants, retirees, etc.
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AndyZ CRCM
My opinions are not necessarily my employers.
R+R-R=R+R
Rules and Regs minus Relationships equals Resentment and Rebellion. John Maxwell