INTERNATIONAL AGREEMENTS OTHER THAN TREATIES [54 STAT. D. Mexico has the privilege of changing the location of its Class 1-A stations provided they are not closer to the United States border than specified in the North American Regional Broadcasting Agreement. E. Reciprocally, Mexico agrees not to assign any stations on the following United States Class 1-A frequencies: 700 kilo- cycles, 720 kilocycles, 1120 kilocycles, and 1210 kilocycles. F. Mexico and the United States to permit day-time Class II stations with a power not in excess of 1 kilowatt on the channels they agree to protect, provided that the signal from these sta- tions shall not exceed 5 microvolts per meter ground wave results at any place on the Mexico-United States border. By day-time stations is meant that no operation is permitted between sunset and sunrise at the location of the transmitter of the Class II stations. Effective date. It is understood that this agreement shall enter into force when the North American Regional Broadcasting Agreement shall become effective. 3 Please accept, Excellency, the renewed assurances of my highest and most distinguished consideration. JOSEPHUS DANIELS His Excellency General EDUARDO HAY, Ministerfor ForeignAffairs, Mexico. 5[See footnote 2, p. 2484.] 2486
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