(a) Through December 31, 2015, the gasoline sample retention requirements specified in subpart H of this part for the gasoline sulfur provisions apply for the purpose of complying with the requirements of this subpart L, except that in addition to including the sulfur test result as provided by §80.335(a)(4)(ii), the refiner, importer, or independent laboratory shall also include with the retained sample the test result for benzene as conducted pursuant to §80.46(e).

(b) Beginning January 1, 2016, pursuant to §80.47, the gasoline sample retention requirements specified in subpart O of this part for the gasoline sulfur provisions apply for the purpose of complying with the requirements of this subpart L, except that in addition to including the sulfur test result as provided by §80.335(a)(4)(ii), the refiner, importer, or independent laboratory shall also include with the retained sample the test result for benzene as conducted pursuant to §80.47.

[79 FR 23655, Apr. 28, 2014]