v3.25.4
Annual Fund Operating Expenses
Oct. 31, 2025
Morgan Stanley Institutional Liquidity Funds - Administrative Class Portfolios | MSILF Money Market Portfolio | Administrative Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Component1 Other Expenses 0.15%
Other Expenses (as a percentage of Assets): 0.08%
Expenses (as a percentage of Assets) 0.38% [1]
Fee Waiver or Reimbursement 0.03% [1]
Net Expenses (as a percentage of Assets) 0.35% [1]
Morgan Stanley Institutional Liquidity Funds - Administrative Class Portfolios | MSILF Tax-Exempt Portfolio | Administrative Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Component1 Other Expenses 0.15%
Other Expenses (as a percentage of Assets): 0.19%
Expenses (as a percentage of Assets) 0.49% [2]
Fee Waiver or Reimbursement 0.14% [2]
Net Expenses (as a percentage of Assets) 0.35% [2]
Morgan Stanley Institutional Liquidity Funds - Advisory Class Portfolios | MSILF Money Market Portfolio | Advisory Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Component1 Other Expenses 0.25%
Other Expenses (as a percentage of Assets): 0.08%
Expenses (as a percentage of Assets) 0.48% [3]
Fee Waiver or Reimbursement 0.03% [3]
Net Expenses (as a percentage of Assets) 0.45% [3]
Morgan Stanley Institutional Liquidity Funds - Advisory Class Portfolios | MSILF Tax-Exempt Portfolio | Advisory Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Component1 Other Expenses 0.25%
Other Expenses (as a percentage of Assets): 0.19%
Expenses (as a percentage of Assets) 0.59% [4]
Fee Waiver or Reimbursement 0.14% [4]
Net Expenses (as a percentage of Assets) 0.45% [4]
Morgan Stanley Institutional Liquidity Funds - Cash Management Class Portfolios | MSILF Money Market Portfolio | Cash Management Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.10%
Component1 Other Expenses 0.05%
Other Expenses (as a percentage of Assets): 0.08%
Expenses (as a percentage of Assets) 0.38% [5]
Fee Waiver or Reimbursement 0.03% [5]
Net Expenses (as a percentage of Assets) 0.35% [5]
Morgan Stanley Institutional Liquidity Funds - Cash Management Class Portfolios | MSILF Tax-Exempt Portfolio | Cash Management Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.10%
Component1 Other Expenses 0.05%
Other Expenses (as a percentage of Assets): 0.19%
Expenses (as a percentage of Assets) 0.49% [6]
Fee Waiver or Reimbursement 0.14% [6]
Net Expenses (as a percentage of Assets) 0.35% [6]
Morgan Stanley Institutional Liquidity Funds - Investor Class Portfolios | MSILF Money Market Portfolio | Investor Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Component1 Other Expenses 0.10%
Other Expenses (as a percentage of Assets): 0.08%
Expenses (as a percentage of Assets) 0.33% [7]
Fee Waiver or Reimbursement 0.03% [7]
Net Expenses (as a percentage of Assets) 0.30% [7]
Morgan Stanley Institutional Liquidity Funds - Investor Class Portfolios | MSILF Tax-Exempt Portfolio | Investor Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Component1 Other Expenses 0.10%
Other Expenses (as a percentage of Assets): 0.19%
Expenses (as a percentage of Assets) 0.44% [8]
Fee Waiver or Reimbursement 0.14% [8]
Net Expenses (as a percentage of Assets) 0.30% [8]
Morgan Stanley Institutional Liquidity Funds - Participant Class Portfolios | MSILF Money Market Portfolio | Participant Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.25%
Component1 Other Expenses 0.25%
Other Expenses (as a percentage of Assets): 0.08%
Expenses (as a percentage of Assets) 0.73% [9]
Fee Waiver or Reimbursement 0.03% [9]
Net Expenses (as a percentage of Assets) 0.70% [9]
Morgan Stanley Institutional Liquidity Funds - Participant Class Portfolios | MSILF Tax-Exempt Portfolio | Participant Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.25%
Component1 Other Expenses 0.25%
Other Expenses (as a percentage of Assets): 0.19%
Expenses (as a percentage of Assets) 0.84% [10]
Fee Waiver or Reimbursement 0.14% [10]
Net Expenses (as a percentage of Assets) 0.70% [10]
Morgan Stanley Institutional Liquidity Funds - Select Class Portfolios | MSILF Money Market Portfolio | Select Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.55%
Component1 Other Expenses 0.25%
Other Expenses (as a percentage of Assets): 0.08%
Expenses (as a percentage of Assets) 1.03% [11]
Fee Waiver or Reimbursement 0.03% [11]
Net Expenses (as a percentage of Assets) 1.00% [11]
Morgan Stanley Institutional Liquidity Funds - Select Class Portfolios | MSILF Tax-Exempt Portfolio | Select Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.55%
Component1 Other Expenses 0.25%
Other Expenses (as a percentage of Assets): 0.19%
Expenses (as a percentage of Assets) 1.14% [12]
Fee Waiver or Reimbursement 0.14% [12]
Net Expenses (as a percentage of Assets) 1.00% [12]
Morgan Stanley Institutional Liquidity Funds - Wealth Class Portfolios | MSILF Money Market Portfolio | Wealth Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.08%
Expenses (as a percentage of Assets) 0.23% [13]
Fee Waiver or Reimbursement 0.03% [13]
Net Expenses (as a percentage of Assets) 0.20% [13]
Morgan Stanley Institutional Liquidity Funds - Wealth Class Portfolios | MSILF Tax-Exempt Portfolio | Wealth Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.19%
Expenses (as a percentage of Assets) 0.34% [14]
Fee Waiver or Reimbursement 0.14% [14]
Net Expenses (as a percentage of Assets) 0.20% [14]
Morgan Stanley Institutional Liquidity Funds - Wealth S Class Portfolios | MSILF Money Market Portfolio | Wealth S Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Component1 Other Expenses 0.05%
Other Expenses (as a percentage of Assets): 0.08%
Expenses (as a percentage of Assets) 0.28% [15]
Fee Waiver or Reimbursement 0.03% [15]
Net Expenses (as a percentage of Assets) 0.25% [15]
Morgan Stanley Institutional Liquidity Funds - Wealth S Class Portfolios | MSILF Tax-Exempt Portfolio | Wealth S Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Component1 Other Expenses 0.05%
Other Expenses (as a percentage of Assets): 0.19%
Expenses (as a percentage of Assets) 0.39% [16]
Fee Waiver or Reimbursement 0.14% [16]
Net Expenses (as a percentage of Assets) 0.25% [16]
Morgan Stanley Institutional Liquidity Funds - Impact Partner Class Portfolios | MSILF Money Market Portfolio | Impact Partner Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.08%
Expenses (as a percentage of Assets) 0.23% [17]
Fee Waiver or Reimbursement 0.03% [17]
Net Expenses (as a percentage of Assets) 0.20% [17]
Morgan Stanley Institutional Liquidity Funds - Advisor Class Portfolios | MSILF Money Market Portfolio | Advisor Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.08%
Expenses (as a percentage of Assets) 0.23% [18]
Fee Waiver or Reimbursement 0.03% [18]
Net Expenses (as a percentage of Assets) 0.20% [18]
Morgan Stanley Institutional Liquidity Funds - Advisor Class Portfolios | MSILF Tax-Exempt Portfolio | Advisor Class  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.15%
Distribution and Service (12b-1) Fees 0.00%
Other Expenses (as a percentage of Assets): 0.19%
Expenses (as a percentage of Assets) 0.34% [19]
Fee Waiver or Reimbursement 0.14% [19]
Net Expenses (as a percentage of Assets) 0.20% [19]
[1]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Administrative Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.35%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[2]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Administrative Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.35%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[3]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Advisory Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.45%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[4]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Advisory Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.45%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[5]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Cash Management Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.35%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[6]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Cash Management Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.35%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[7]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Investor Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.30%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[8]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Investor Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.30%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[9]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Participant Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.70%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[10]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Participant Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.70%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[11]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s  Select Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 1.00%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[12]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s  Select Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 1.00%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[13]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Wealth Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.20%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[14]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Wealth Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.20%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[15]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Wealth S Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.25%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[16]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Wealth S Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.25%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[17]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Impact Partner Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.20%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[18]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Advisor Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.20%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.
[19]
1 The Fund’s “Adviser” and “Administrator,” Morgan Stanley Investment Management Inc. (“MSIM”), has agreed to waive all or a portion of its advisory fee, its administration fee and/or reimburse the Fund’s Advisor Class so that Total Annual Fund Operating Expenses, excluding acquired fund fees and expenses (as applicable), certain investment related expenses, taxes, interest and other extraordinary expenses (including litigation), will not exceed 0.20%. The fee waivers and/or expense reimbursements will continue for at least one year from the date of this Prospectus or until such time as the Board of Trustees of Morgan Stanley Institutional Liquidity Funds (the “Trust”) acts to discontinue all or a portion of such waivers and/or reimbursements when it deems such action is appropriate.