Composers’ Corner
Resources for Mostly Modern Festival Composer Participants and Composition Faculty
Deadlines
The following deadlines are also listed in the Complete Schedule Google Calendar.
Application Deadlines for Composers
- December 15, 2025: Early Deadline for Composers
- January 15, 2026: Regular Deadline
- February 1, 2026: Late Deadline
- February 8, 2026: Notified of Acceptance
- March 1, 2026: Letter of Agreement and Deposit Due
- June 1, 2026: Festival Begins
Acceptance Deadlines
Chamber Works
- April 15: Submit Chamber Materials Score and Sample Part for Review. Submit your materials on Acceptd. Pieces may not exceed 8 minutes in performance duration. Note that for composers composing new pieces for the Modern Vocal Projects program, additional deadlines for librettos will apply.
- May 1: Final PDFs Due for Chamber Score and All Parts. The form will be available after April 25th. IMPORTANT: PDFs are for performers to practice before they arrive at the festival. You will need to bring physical scores and parts with you to the festival; we will not be printing physical parts for you. We recommend that you bring three scores with you to the festival: one for the conductor and two for you and your colleagues to look at during rehearsals.
Orchestral Works
- May 1: Submit Orchestral Materials Score and Sample Part for Review. Submit your materials on Acceptd. Pieces may not exceed 8 minutes in performance duration.
- May 15: Final PDFs Due for Orchestral Score and All Parts. You will need to bring physical parts to the festival, but we require you to submit PDFs beforehand; we will not print physical scores or parts for you. We recommend that you bring four scores: one for the conductor, one for review with the composition faculty during the readings, and two for your colleagues to look at during the readings.
Important Resources, Guidelines, and Policies
- Music Preparation Guidelines for Composers
- American Modern Ensemble Instrumentation
- Mostly Modern Orchestra: Orchestral Readings Guidelines & Instrumentation
- Policy on Edits
- Composing For The Voice: Suggestions and Guidelines
- How to Write a Libretto: Suggestions and Guidelines
- Libretto Policy and Guidelines
- Modern Vocal Projects Information and Guidelines



