§ 86.1826-01 Assigned deterioration factors for small-volume manufacturers and small-volume test groups.

(a) Applicability. This program is an option available for small-volume manufacturers and small-volume test groups as described in § 86.1838.

(b) Determination of deterioration factors. No service accumulation method or vehicle/component selection method is required. Deterioration factors for all types of regulated emissions are assigned using the provisions in this paragraph (b). A separate assigned deterioration factor is required for each durability group. Manufacturers shall use good engineering judgment in applying deterioration factors. Manufacturers may use assigned deterioration factors that the Administrator determines and prescribes.