USAMAF DAN Level Ranks

National & International
Time in Grade Requirements for Dan Grades

The USMAF Central Technical Committee has instituted minimal time in grade and age requirements for all Dan ranks for USMAF promotions. The Time in Grade requirements are the generally accepted International standards.

Rank	Minimum Age	Min. Time In Grade, Previous Rank	Normal Time in Grade, Previous Rank
Shodan, 1st Degree	16 years old	9 Months	12-16 Months
Nidan, 2nd Degree	18 years old	1 year	1 -2 years
Sandan, 3rd Degree	20 years old	2 years	2 - 4 years
Yondan, 4th Degree	25 years old	3 years	3 - 5 years
Godan, 5th Degree	30 years old	4 years	4 - 6 years
Rokudan, 6th Degree	35 years old	5 years	6 - 8 years
Shichidan, 7th Degree	40 years old	6 years	8 - 10 years
Hachidan, 8th Degree	50 years old	7 years	9 - 11 years
Kudan, 9th Degree	60 years old	8 years	12 - 14 years
Judan, 10th Degree	70 years old	9 years	13 - 16 years