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Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Sep. 28, 2025
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
Schedule of Valuation and Qualifying Accounts Disclosure
SCHEDULE II
QUALCOMM Incorporated
VALUATION AND QUALIFYING ACCOUNTS

The table below details the activity of the valuation allowance on deferred tax assets for fiscal 2025, 2024 and 2023 (in millions):
Balance at
Beginning of
Period
Charged (Credited) to
Costs and
Expenses
OtherBalance at
End of
Period
Year ended September 28, 2025$2,061 $5,915 $40 $8,016 
Year ended September 29, 20241,803 258 — 2,061 
Year ended September 24, 20232,223 (420)— 1,803