New Mexico Territorial Laws and Treaties NM TREATIES MEXICO PEACE TREATY, Art. 20

Through consideration for the interests of commerce generally, it is agreed, that if less than sixty days should elapse between the date of the signature of this treaty and the restoration of the customhouses, conformably with the stipulation in the Third Article, in such case all merchandise, effects and property whatsoever, arriving at the Mexican ports after the restoration of the said customhouses, and previously to the expiration of sixty days after the day of the signature of this treaty, shall be admitted to entry; and no other duties shall be levied thereon than the duties established by the tariff found in force at such customhouses at the time of the restoration of the same. And to all such merchandise, effects and property, the rules established by the preceding article shall apply.