Sec. 2.  That no person now within said District, or now owned by any person or persons now resident within the same, or hereafter born within it, shall ever be held in slavery without the limits of said District:  Provided, That officers of the Government of the United States, being citizens of the slaveholding States, coming into said District on public business, and remaining only so long as may be reasonably necessary for that object, may be attended into and out of said District, and while there, by the necessary servants of themselves and their families, without their right to hold such servants in service being thereby impaired.

Sec. 3.  That all children born of slave mothers within said District, on or after the first day of January, in the year of our Lord eighteen hundred and fifty, shall be free; but shall be reasonably supported and educated by the respective owners of their mothers, or by their heirs or representatives, and shall owe reasonable service as apprentices to such owners, heirs, or representatives, until they respectively arrive at the age of __ years, when they shall be entirely free; and the municipal authorities of Washington and Georgetown, within their respective jurisdictional limits, are hereby empowered and required to make all suitable and necessary provision for enforcing obedience to this section, on the part of both masters and apprentices.

Sec. 4.  That all persons now within this District, lawfully held as slaves, or now owned by any person or persons now resident within said District, shall remain such at the will of their respective owners, their heirs, and legal representatives:  Provided, That such owner, or his legal representative, may at any time receive from the Treasury of the United States the full value of his or her slave, of the class in this section mentioned, upon which such slave shall be forthwith and forever free:  And provided further, That the President of the United States, the Secretary of State, and the Secretary of the Treasury shall be a board for determining the value of such slaves as their owners may desire to emancipate under this section, and whose duty it shall be to hold a session for the purpose on the first Monday of each calendar month, to receive all applications, and, on satisfactory evidence in each case that the person presented for valuation is a slave, and of the class in this section mentioned, and is owned by the applicant, shall value such slave at his or her full cash value, and give to the applicant an order on the Treasury for the amount, and also to such slave a certificate of freedom.

Sec. 5.  That the municipal authorities of Washington and Georgetown, within their respective jurisdictional limits, are hereby empowered and required to provide active and efficient means to arrest and deliver up to their owners all fugitive slaves escaping into said District.