Common use of Investor Class Clause in Contracts

Investor Class. The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class R1: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class R2: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class R3: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. MainStay MacKay U.S. Equity Opportunities Fund Class A: 1.50% Class C: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class I: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Investor Class: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. MainStay Moderate Allocation Fund Class A: 0.50% Class B: 1.30% Class C: 1.30% Class I: 0.25% Investor Class: 0.55% Class R1: 0.35% Class R2: 0.60% Class R3: 0.85% MainStay Moderate Growth Allocation Fund Class A: 0.50% Class B: 1.30% Class C: 1.30% Class I: 0.25% Investor Class: 0.55% Class R1: 0.35% Class R2: 0.60% Class R3: 0.85% MainStay Money Market Fund Class A: 0.70% Class B: 0.80% Class C: 0.80% Investor Class: 0.80% MainStay Short Term Bond Fund Class A: 0.82% Class I: 0.40% Investor Class: 0.92%

Investor Class. The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class R1: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class R2: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class R3: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. MainStay MacKay U.S. Equity Opportunities Fund Class A: 1.50% Class C: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class I: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Investor Class: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. MainStay Moderate Allocation Fund Class A: 0.50% Class B: 1.30% Class C: 1.30% Class I: 0.25% Investor Class: 0.55% Class R1: 0.35% Class R2: 0.60% Class R3: 0.85% MainStay Moderate Growth Allocation Fund Class A: 0.50% Class B: 1.30% Class C: 1.30% Class I: 0.25% Investor Class: 0.55% Class R1: 0.35% Class R2: 0.60% Class R3: 0.85% MainStay Money Market Fund Class A: 0.70% Class B: 0.80% Class C: 0.80% Investor Class: 0.80% MainStay Short Term Bond Fund Class A: 0.82% Class I: 0.40% Investor Class: 0.92%

Investor Class. The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class R1: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class R2: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class R3: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. MainStay MacKay U.S. Equity Opportunities Fund Class A: 1.50% Class C: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Class I: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. Investor Class: The Manager will apply an equivalent waiver or reimbursement, in an equal number of basis points waived for Class A Shares. MainStay Moderate Allocation Fund Class A: 0.50% Class B: 1.30% Class C: 1.30% Class I: 0.25% Investor Class: 0.55% Class R1: 0.35% Class R2: 0.60% Class R3: 0.85% MainStay Moderate Growth Allocation Fund Class A: 0.50% Class B: 1.30% Class C: 1.30% Class I: 0.25% Investor Class: 0.55% Class R1: 0.35% Class R2: 0.60% Class R3: 0.85% FUND Total Annual Operating Expense Limit (as a percent of average daily net assets) MainStay Money Market Fund Class A: 0.70% Class B: 0.80% Class C: 0.80% Investor Class: 0.80% MainStay Short Term Bond Retirement 2010 Fund Class A: 0.820.375% Class I: 0.400.125% Investor Class: 0.920.475% Class R1: 0.225% Class R2: 0.475% Class R3: 0.725% MainStay Retirement 2020 Fund Class A: 0.375% Class I: 0.125% Investor Class: 0.475% Class R1: 0.225% Class R2: 0.475% Class R3: 0.725% MainStay Retirement 2030 Fund Class A: 0.375% Class I: 0.125% Investor Class: 0.475% Class R1: 0.225% Class R2: 0.475% Class R3: 0.725% MainStay Retirement 2040 Fund Class A: 0.375% Class I: 0.125% Investor Class: 0.475% Class R1: 0.225% Class R2: 0.475% Class R3: 0.725% MainStay Retirement 2050 Fund Class A: 0.375% Class I: 0.125% Investor Class: 0.475% Class R1: 0.225% Class R2: 0.475% Class R3: 0.725% MainStay Retirement 2060 Fund Class A: 0.375% Class I: 0.125% Investor Class: 0.475% Class R1: 0.225% Class R2: 0.475% Class R3: 0.725%