4 ms·They get it from their vast supplies of T-Bills and Bonds which cover their reserve.by 0x44 18y agoThey get it from their vast supplies of T-Bills and Bonds which cover their reserve.gills 18y agoAnd the money to pay back the bonds comes from only one source - taxes. So yeah, we can borrow it now and make the grandkids pay it off.0x44 18y agoNo, the money to repay the bonds comes from the sale of future bonds.