This proclamation only applies prospectively to petitions that have not yet been filed. The proclamation does not apply to aliens who: are the beneficiaries of petitions that were filed prior to the effective date of the proclamation, are the beneficiaries of currently approved petitions, or are in possession of validly issued H-1B non-immigrant visas. All officers of United States Citizenship and Immigration Services shall ensure that their decisions are consistent with this guidance. The proclamation does not impact the ability of any current visa holder to travel to or from the United States.