MMTA's parent organization, MTNA (Music Teachers National Association) holds highly-esteemed annual competitions. There are two branches: Performance, and Composition. In addition, the MTNA-Stecher & Horowitz Two-Piano Competition is offered for pianists aged 19-29.
From the MTNA Website:
"The MTNA National Student Competitions are the most successful and prestigious student competitions in the country Each year, thousands of students compete for top prizes and national recognition...
...The purpose of the Music Teachers National Association Performance competitions is to provide educational experiences for students and teachers and to recognize exceptionally talented young artists and their teachers in their pursuit of musical excellence. The state competitions are considered the primary educational level with the division and national levels showcasing outstanding performance and honoring significant pedagogical achievement."