Fitch Ratings Assigns AAA/VR1+ Ratings to BlackRock Liquidity Funds. Fitch's highest ratings were assigned to six BlackRock Liquidity (money market) Funds: TempFund, FedFund, T-Fund, FedTrust, Treasury Trust, and MuniFund. The release says, "The assigned ratings denote the lowest expectation of credit and market risks, and that each portfolio's capacity to meet its objectives is highly unlikely to be adversely affected by foreseeable events.... First launched in October 1973, TempFund is the oldest operating institutional money market fund that seeks to maintain a stable $1.00 net asset value. Most of the BlackRock Liquidity funds now hold all three AAA ratings; FedFund, TempFund, T-Fund and TreasTrust and MuniFund had already carried both Moody's and S&P AAA labels. Separately, we'd missed a prior August 31 Fitch release entitled "All European Enhanced Cash Funds Are Not Equal.