I will quote the meat of it below, which goes mostly over which persons are affected, and what the exceptions are:
Section 1. Suspension and Limitation on Entry. The entry into the
United States, as immigrants or nonimmigrants, of all aliens who were
physically present within the Schengen Area during the 14-day period
preceding their entry or attempted entry into the United States is
hereby suspended and limited subject to section 2 of this
proclamation.
Sec. 2. Scope of Suspension and Limitation on Entry.
(a) Section 1 of this proclamation shall not apply to:
(i) any lawful permanent resident of the United States;
(ii) any alien who is the spouse of a U.S. citizen or lawful permanent
resident;
(iii) any alien who is the parent or legal guardian of a U.S. citizen
or lawful permanent resident, provided that the U.S. citizen or lawful
permanent resident is unmarried and under the age of 21;
(iv) any alien who is the sibling of a U.S. citizen or lawful
permanent resident, provided that both are unmarried and under the age
of 21;
(v) any alien who is the child, foster child, or ward of a U.S.
citizen or lawful permanent resident, or who is a prospective adoptee
seeking to enter the United States pursuant to the IR-4 or IH-4 visa
classifications;
(vi) any alien traveling at the invitation of the United States
Government for a purpose related to containment or mitigation of the
virus;
(vii) any alien traveling as a nonimmigrant pursuant to a C-1, D, or
C-1/D nonimmigrant visa as a crewmember or any alien otherwise
traveling to the United States as air or sea crew;
(viii) any alien
(A) seeking entry into or transiting the United States pursuant to one
of the following visas: A-1, A-2, C-2, C-3 (as a foreign government
official or immediate family member of an official), E-1 (as an
employee of TECRO or TECO or the employee's immediate family members),
G-1, G-2, G-3, G-4, NATO-1 through NATO-4, or NATO-6 (or seeking to
enter as a nonimmigrant in one of those NATO categories); or
(B) whose travel falls within the scope of section 11 of the United
Nations Headquarters Agreement;
(ix) any alien whose entry would not pose a significant risk of
introducing, transmitting, or spreading the virus, as determined by
the Secretary of Health and Human Services, through the CDC Director
or his designee;
(x) any alien whose entry would further important United States law
enforcement objectives, as determined by the Secretary of State, the
Secretary of Homeland Security, or their respective designees, based
on a recommendation of the Attorney General or his designee;
(xi) any alien whose entry would be in the national interest, as
determined by the Secretary of State, the Secretary of Homeland
Security, or their designees; or
(xii) members of the U.S. Armed Forces and spouses and children of
members of the U.S. Armed Forces.
(b) Nothing in this proclamation shall be construed to affect any
individual's eligibility for asylum, withholding of removal, or
protection under the regulations issued pursuant to the legislation
implementing the Convention Against Torture and Other Cruel, Inhuman
or Degrading Treatment or Punishment, consistent with the laws and
regulations of the United States.
Sec. 3. Implementation and Enforcement. (a) The Secretary of State
shall implement this proclamation as it applies to visas pursuant to
such procedures as the Secretary of State, in consultation with the
Secretary of Homeland Security, may establish. The Secretary of
Homeland Security shall implement this proclamation as it applies to
the entry of aliens pursuant to such procedures as the Secretary of
Homeland Security, in consultation with the Secretary of State, may
establish.
(b) Consistent with applicable law, the Secretary of State, the
Secretary of Transportation, and the Secretary of Homeland Security
shall ensure that any alien subject to this proclamation does not
board an aircraft traveling to the United States.
(c) The Secretary of Homeland Security may establish standards and
procedures to ensure the application of this proclamation at and
between all United States ports of entry.
(d) An alien who circumvents the application of this proclamation
through fraud, willful misrepresentation of a material fact, or
illegal entry shall be a priority for removal by the Department of
Homeland Security.
Sec. 4. Termination. This proclamation shall remain in effect until
terminated by the President. The Secretary of Health and Human
Services shall recommend that the President continue, modify, or
terminate this proclamation as described in section 5 of Proclamation
9984, as amended.
Sec. 5. Effective Date. This proclamation is effective at 11:59 p.m.
eastern daylight time on March 13, 2020. This proclamation does not
apply to persons aboard a flight scheduled to arrive in the United
States that departed prior to 11:59 p.m. eastern daylight time on
March 13, 2020.
Sec. 6. Severability. It is the policy of the United States to enforce
this proclamation to the maximum extent possible to advance the
national security, public safety, and foreign policy interests of the
United States. Accordingly:
(a) if any provision of this proclamation, or the application of any
provision to any person or circumstance, is held to be invalid, the
remainder of this proclamation and the application of its provisions
to any other persons or circumstances shall not be affected thereby;
and
(b) if any provision of this proclamation, or the application of any
provision to any person or circumstance, is held to be invalid because
of the lack of certain procedural requirements, the relevant executive
branch officials shall implement those procedural requirements to
conform with existing law and with any applicable court orders.
Sec. 7. General Provisions. (a) Nothing in this proclamation shall be
construed to impair or otherwise affect:
(i) the authority granted by law to an executive department or agency,
or the head thereof; or
(ii) the functions of the Director of the Office of Management and
Budget relating to budgetary, administrative, or legislative
proposals.
(b) This proclamation shall be implemented consistent with applicable
law and subject to the availability of appropriations.
(c) This proclamation is not intended to, and does not, create any
right or benefit, substantive or procedural, enforceable at law or in
equity by any party against the United States, its departments,
agencies, or entities, its officers, employees, or agents, or any
other person.