Both the owner and the operator must sign the RAP application and any required reports according to Sec. 270.11(a), (b), and (c). In the application, both the owner and the operator must also make the certification required under Sec. 270.11(d)(1). However, the owner may choose the alternative certification under Sec. 270.11(d)(2) if the operator certifies under Sec. 270.11(d)(1).