A bill to extend the protection of the mechanic's lien law of the District of Columbia to subcontractors beyond the first tier, and for other purposes.

Extends the provisions of the mechanic's lien law of the District of Columbia to subcontractors. States that any such subcontractor otherwise entitled to a lien shall be entitled to such lien only if he, prior to filing a notice with the Recorder of Deeds of the District of Columbia, serves a copy of such notice upon the owner of the premesis upon which the lien is claimed.

States that, after notice has been filed as specified under this chapter by any person entitled to a lien under this chapter, the owner shall return out of any subsequent payments becoming due to the original contractor a sufficient amount to satisfy any indebtedness due from such original contractor to such person secured by such lien, otherwise such person shall be entitled to enforce a lien to the extent of the amount so accruing to the original contractor notwithstanding any other provision of this Act.

States that the proceeding to enforce the lien hereby given shall be a bill in equity.

Establishes a penalty for any contractor or subcontractor who misappropriates any funds paid by the owner of the premises, pursuant to a contract, to any such contractor or subcontractor.