Income Taxes (Tables)

9 Months Ended

Oct. 02, 2022

Reconciliation of Effective Tax Rate

A reconciliation of the United States federal statutory corporate tax rate to Teradyne’s effective tax rate was as follows:

	For the Three Months Ended						For the Nine Months Ended
	October 2, 2022			October 3, 2021			October 2, 2022			October 3, 2021
U.S. statutory federal tax rate		21.0	%		21.0	%		21.0	%		21.0	%
Non-deductible officers’ compensation		1.8			0.8			1.4			0.8
Foreign taxes		(0.7	)		(4.4	)		(2.4	)		(4.4	)
Tax credits		(2.1	)		(1.9	)		(1.9	)		(1.4	)
International provisions of the U.S. Tax Cuts and Jobs Act of 2017		(1.4	)		(1.5	)		(1.2	)		(1.6	)
Discrete benefit related to equity compensation		(0.1	)		(0.1	)		(1.9	)		(1.6	)
Other, net		0.4			(0.1	)		0.8			(0.1	)
Effective tax rate		18.9	%		13.8	%		15.8	%		12.7	%