(a) In generalThe Secretary may, to the extent funds are made available, provide financial assistance to entities receiving funding from the Federal Government or from a State through a weatherization assistance program under section 6863 or section 6864 of this title for—
evaluating technical and management measures which increase program and/or private entity performance in weatherizing low-income housing;
producing technical information for use by persons involved in weatherizing low-income housing;
conducting training programs for persons involved in weatherizing low-income housing.
Not less than 50 percent of amounts provided under this section shall be awarded to entities other than States.