coordinate research, and disseminate information on State and local regulations and policies affecting the creation and maintenance of affordable housing. (B) To provide technical assistance to State and local communities regarding State and local regulations and policies affecting the creation and maintenance of affordable housing. (C) To maintain a Regulatory Barriers Clearinghouse and a database of land use policies across the United States. (D) To administer the Unlocking Possibilities Program under section 105 of the Community Housing Act of 2024 . (E) To administer the Shared Equity Housing Resource Center established under section 203(b) of the Community Housing Act of 2024 . (F) To issue, not later than 2 years after the date of the enactment of this Act, guidance and best practices regarding State and local land use and zoning regulations and policies affecting the creation and maintenance of affordable housing, and to maintain and update such guidance and best practices regularly. . (b) Transfer