; and (6) any other factors determined relevant by the Director of the Federal Housing Finance Agency or the Director of the Bureau of Consumer Financial Protection. (b) Public participation The Director of the Federal Housing Finance Agency shall seek public input about the methodology and research design of the review described in subsection (a), including from organizations and experts representing racial and ethnic minority communities and populations, fair lending organizations, civil rights organizations, and consumer and community groups that represent depository institutions and credit unions that primarily serve traditionally underserved communities. (c) Reports Not later than the end of the 18-month period beginning on the date of the enactment of this Act, and every 2 years thereafter, the Director of the Federal Housing Finance Agency shall issue a report to the Committee on Financial Services of the House of Representatives and the Committee on Banking, Housing, and Urban Affairs of the Senate containing all findings and determinations made in carrying out the review required under subsection (a). (d) Implementation of findings If the Director of the Federal Housing Finance Agency determines, in consultation with the Bureau, that the advantages of implementing additional, alternative, or updated credit scoring models outweigh the disadvantages, the Director shall promptly require the Federal National Mortgage Association and the Federal Home Loan Mortgage Corporation to revise their seller-servicer guidelines to allow for the use of such additional, alternative, or updated credit scoring models, and any other guidelines as the Director determines appropriate, in a manner consistent with the determination of the Director. 503. Requires a Bureau study and report to Congress on the impact of using non-traditional data (a) Study The Bureau of Consumer Financial Protection shall carry out a study to assess the impact (including the availability and affordability of credit and other noncredit decisions,