| MainStay MacKay Strategic Municipal Allocation Fund | Class R6 | MTFHX | — |
| MainStay MacKay Strategic Municipal Allocation Fund | Investor Class | MTFEX | — |
| MainStay MacKay Strategic Municipal Allocation Fund | Class A | MTFDX | — |
| MainStay MacKay Strategic Municipal Allocation Fund | Class I | MTFGX | — |
| MainStay MacKay Strategic Municipal Allocation Fund | Class C | MTFFX | — |
| MainStay MacKay Strategic Municipal Allocation Fund | Class C2 | MTFMX | — |
| MainStay MacKay Arizona Muni Fund | Class A | AZTAX | Yes |
| MainStay MacKay Arizona Muni Fund | Class C | AZTCX | Yes |
| MainStay MacKay Arizona Muni Fund | Class I | AZTYX | Yes |
| MainStay MacKay Arizona Muni Fund | Class Z | AZTFX | Yes |
| MainStay MacKay Colorado Muni Fund | Class I | COTYX | Yes |
| MainStay MacKay Colorado Muni Fund | Class Z | COTFX | Yes |
| MainStay MacKay Colorado Muni Fund | Class A | COTAX | Yes |
| MainStay MacKay Colorado Muni Fund | Class C | COTCX | Yes |
| MainStay MacKay Oregon Muni Fund | Class C | ORTCX | Yes |
| MainStay MacKay Oregon Muni Fund | Class I | ORTYX | Yes |
| MainStay MacKay Oregon Muni Fund | Class Z | ORTFX | Yes |
| MainStay MacKay Oregon Muni Fund | Class A | ORTBX | Yes |
| MainStay MacKay Utah Muni Fund | Class C | UTACX | Yes |
| MainStay MacKay Utah Muni Fund | Class I | UTAYX | Yes |
| MainStay MacKay Utah Muni Fund | Class Z | UTAHX | Yes |
| MainStay MacKay Utah Muni Fund | Class A | UTAVX | Yes |
| MainStay MacKay Utah Muni Fund | Class Z | MTFZX | Yes |