on publication by the Council of best practices under section 4370m–1(c)(2)(B) of this title, initiate a national process, with public participation, to determine whether and the extent to which any of the best practices are generally applicable on a delegation- or authorization-wide basis to permitting under the statute; and

not later than 2 years after December 4, 2015, make model recommendations for State modifications of the applicable permit program to reflect the best practices described in section 4370m–1(c)(2)(B) of this title, as appropriate.