§ 52.61 Duration of renewal.
§ 52.61 Duration of renewal.
Each renewal of certification for a standard design will be for not less than 10, nor more than 15 years.
[72 FR 49529, Aug. 28, 2007]
Each renewal of certification for a standard design will be for not less than 10, nor more than 15 years.
[72 FR 49529, Aug. 28, 2007]