; (B) measurement techniques; (C) efforts to account for additional significant sources of methane emissions within a region; and (D) assumptions and uncertainties in the results of the pilot study. (e) Methane emissions data interoperability (1) In general The Administrator, to the greatest extent practicable, shall ensure that all data collected as part of the pilot study adheres to data and metadata standards determined appropriate by the Administrator to support the public findability, accessibility, interoperability, and reusability of those data. (2) Consultation In carrying out paragraph (1), the Administrator shall consult with the heads of other Federal agencies, as appropriate— (A) to facilitate effective data sharing regarding methane emissions measurement and quantification data; and (B) to ensure that methane emissions measurement and quantification data gathered by those other Federal agencies can be converted to a format that is consistent with the methodologies and procedures of the pilot study. (f) Authorization of appropriations There is authorized to be appropriated to carry out this section $20,000,000, to remain available until expended.