Statement of Changes in Beneficial Ownership (4)

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * REDSTONE SUMNER M	2. Issuer Name and Ticker or Trading Symbol CBS CORP [ CBS, CBS.A ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                      __ X __ 10% Owner _____ Officer (give title below)      __ X __ Other (specify below) Chairman Emeritus
(Last)          (First)          (Middle) 51 WEST 52ND STREET	3. Date of Earliest Transaction (MM/DD/YYYY) 3/27/2019
(Street) NEW YORK, NY 10019 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form filed by One Reporting Person _ X _ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
CBS Class A common stock	3/27/2019		C (1)		2000000.0000	D	$0.0000   (1)	17982599.0000	I	By NAI and NAI EH   (2)
CBS Class B common stock	3/27/2019		C (1)		2000000.0000	A	$0.0000   (1)	21143800.0000	I	By NAI and NAI EH   (3)
CBS Class A common stock								40.0000	D
CBS Class B common stock								202493.0000	D

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:
(1)	Shares of Class A Common Stock were converted to shares of Class B Common Stock on a one-to-one basis for no consideration pursuant to the terms of the Class A Common Stock under the Issuer's Amended and Restated Certificate of Incorporation.
(2)	Of these securities, (i) 16,871,812 shares are owned directly by National Amusements Inc. (NAI) and (ii) 1,110,787 shares are owned directly by NAI Entertainment Holdings LLC (NAI EH). The shares owned directly by NAI EH may also be deemed to be beneficially owned by NAI, and such shares, as well as the shares owned directly by NAI, may also be deemed to be beneficially owned by Sumner M. Redstone, who is the controlling stockholder of NAI.
(3)	Of these securities, (i) 8,203,523 shares are owned directly by National Amusements Inc. (NAI) and (ii) 12,940,277 shares are owned directly by NAI Entertainment Holdings LLC (NAI EH). The shares owned directly by NAI EH may also be deemed to be beneficially owned by NAI, and such shares, as well as the shares owned directly by NAI, may also be deemed to be beneficially owned by Sumner M. Redstone, who is the controlling stockholder of NAI.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
REDSTONE SUMNER M 51 WEST 52ND STREET NEW YORK, NY 10019		X		Chairman Emeritus
NATIONAL AMUSEMENTS INC /MD/ 846 UNIVERS NORWOOD, MA 02062		X

Signatures
/s/ Kimberly D. Pittman, Attorney-in-fact		3/29/2019
** Signature of Reporting Person		Date
By: Tad Jankowski, Vice President		3/29/2019
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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