; and (2) not later than every 60 days thereafter until every such recommendation is fully implemented, shall submit a progress report to the Committee on Commerce, Science, and Transportation of the Senate and the Committee on Transportation and Infrastructure of the House of Representatives detailing the progress made in implementing each such recommendation. (b) Recommendations specified The recommendations specified in this subsection are the following: (1) Recommendation R2, relating to the development and use of up-to-date requirements and practices, including but not limited to each of the supporting recommendations R2.1 through R2.10. (2) Recommendation R3, relating to the consistent interpretation and application of requirements, including but not limited to each of the supporting recommendations R3.1 through R3.17. (3) Recommendation R4, relating to changes during the certification process, including but not limited to each of the supporting recommendations R4.1 through R4.6. (4) Recommendation R5, relating to the delegation of certification authority, including but not limited to each of the supporting recommendations R5.1 through R5.7. (5) Recommendation R10, relating to the impact of product design changes on flight crew training, including but not limited to each of the supporting recommendations R10.1 through R10.5. (6) Recommendation R11, relating to the impact of product design changes on maintenance training, including but not limited to each of the supporting recommendations R11.1 through R11.2. (7) Recommendation R12, relating to post-certification corrective actions and data sharing, including but not limited to each of the supporting recommendations R12.1 through R12.4.