Item 16. FORM 10-K SUMMARY

None.


AT&T Inc.
Dollars in millions except per share amounts

SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS

Allowance for Credit Losses


COL. A	COL. B		COL. C			COL. D	COL. E
			Additions
			(1)	(2)	(3)
	Balance at Beginning of Period		Charged to Costs and Expenses (a)	Charged to Other Accounts	Acquisitions	Deductions (b)	Balance at End of Period (c)
Year 2023	$	1,011	1,969	—	—	2,224	$	756
Year 2022	$	1,163	1,865	—	—	2,017	$	1,011
Year 2021	$	1,457	1,241	—	—	1,535	$	1,163

(a)Includes amounts previously written off which were credited directly to this account when recovered.

Excludes direct charges and credits to expense for nontrade receivables in the consolidated statements of income.

(b)Amounts written off as uncollectible.

(c)Includes balances applicable to trade receivables, loans, contract assets and other assets subject to credit loss measurement (see Note 1).

Allowance for Deferred Tax Assets


COL. A	COL. B		COL. C			COL. D	COL. E
			Additions
			(1)	(2)	(3)
	Balance at Beginning of Period		Charged to Costs and Expenses	Charged to Other Accounts	Acquisitions	Deductions	Balance at End of Period

Year 2023	$	4,175	481	—	—	—	$	4,656
Year 2022	$	4,343	(168)	—	—	—	$	4,175
Year 2021	$	4,557	(214)	—	—	—	$	4,343

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized, on the 23rd day of February, 2024.

AT&T INC.


/s/ Pascal Desroches
Pascal Desroches
Senior Executive Vice President
and Chief Financial Officer

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the registrant and in the capacities and on the date indicated.

Principal Executive Officer:

John T. Stankey*

Chief Executive Officer

and President

Principal Financial Officer:

Pascal Desroches

Senior Executive Vice President

and Chief Financial Officer


/s/ Pascal Desroches
Pascal Desroches, as attorney-in-fact
and on his own behalf as Principal
Financial Officer

Principal Accounting Officer:

Sabrina Sanders

Senior Vice President, Chief

Accounting Officer and Controller


/s/ Sabrina Sanders

February 23, 2024


Directors:
William E. Kennard*			Beth E. Mooney*
Scott T. Ford*			Matthew K. Rose*
Glenn H. Hutchins*			John T. Stankey*
Stephen J. Luczo*			Cynthia B. Taylor*
Michael B. McCallister*			Luis A. Ubiñas*

* by power of attorney

Previous: Item 15. EXHIBITS AND FINANCIAL STATEMENT SCHEDULES