| FOF Code | Description |
| + FA343061105.Q | Federal government pension funds; Treasury securities; asset |
| + FA343061705.Q | Federal government pension funds; agency- and GSE-backed securities; asset |
| + FA343062033.Q | Federal government pension funds; municipal securities held by National Railroad Retirement Investment Trust; asset |
| + FA343063005.Q | Federal government pension funds; corporate and foreign bonds; asset |