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October 13, 2021
GILTI: Proposed Changes in the Taxation of Global Intangible 
Low-Taxed Income
The treatment of income earned abroad in U.S.-controlled 
would apply the foreign tax credit on a country-by-country 
foreign corporations (CFCs) has been extensively debated 
(or per country) basis and would allow unused excess 
over the years. In the 2017 Tax Cuts and Jobs Act (P.L. 
credits to be carried forward for five years. 
115-97),  the tax treatment of foreign source income was 
altered. The prior system imposed taxes on CFCs’ income 
Example of Tax Computation 
only when they paid dividends to their U.S. owners. The 
Table 1 provides an example of the calculation of the initial 
system taxed in full income earned in branches and certain 
GILTI  tax before foreign tax credits for current law and 
types of easily shifted income of CFCs, referred to as 
under H.R. 5376 . Table 2 provides the calculation of the 
Subpart F income. CFCs are foreign incorporated firms at 
foreign tax credit and final tax liability. 
least 50% owned by U.S. shareholders who hold at least 
10% of the share by value or vote.  
Table 1. Calculation of GILTI Before Foreign Tax 
Credits, Assuming QBAI of $200 million 
Current Treatment 
(dollars in millions) 
The Tax Cuts and Jobs Act eliminated the tax on dividends 
and instead imposed a lower tax on CFCs aimed at 
 
Current  Law 
H.R. 5376  
intangible income, the tax on global intangible low-taxed 
income, or GILTI. GILTI  targeted intangible income due to 
Income  
100 
100 
concerns about profit shifting (i.e., moving income to low-
QBAI Deduction 
20 
10 
tax countries), because intellectual property is more easily 
moved than tangible property. 
Income after QBAI 
80 
90 
Deduction 
In calculating income for GILTI, CFCs are allowed two 
GILTI Deduction 
40 
33.75 
deductions. One is a deemed deduction of 10% of tangible 
assets (buildings and equipment, called qualified business 
Income After GILTI 
40 
56.25 
asset investment, or QBAI). The deduction is intended to 
Deduction 
offset the normal return from tangible investments, such as 
Tax on GILTI 
8.4 
14.91 
factories, leaving GILTI to largely reflect the return from 
intangible assets, such as drug formulas, computer 
Source: CRS calculation. 
programs, technology, and brand names. The other is a 
Notes: QBAI deduction is 10% under current law and 5% under H.R. 
deduction of 50% on the remaining amount, so that, with 
5376 . The GILTI deduction is 50% under current law and 37.5% 
the corporate tax rate of 21%, the effective tax rate is 10.5% 
under H.R. 5376. The corporate tax rate is 21% under current law 
(21% times 50%). This deduction is scheduled to fall to 
and 26.5% under H.R. 5376. 
37.5% after 2025,  leading to an effective tax rate of 
13.125% (21% times 62.5%).  
As can be seen in Table 1, all three revisions in H.R. 5376 
relating to GILTI tax before foreign tax credits increase the 
Taxpayers can credit foreign taxes paid, limited to the 
GILTI  tax. The smaller tangible deduction in H.R. 5376 
amount of U.S. tax due. The limit is on an overall basis so 
leaves a larger amount of GILTI. The smaller GILTI 
that foreign taxes in excess of the U.S. tax in a high-tax 
deduction in H.R. 5376 leaves a larger amount of income 
country can be used to offset U.S. tax due in a low-tax 
subject to the statutory rate, and the higher statutory rate 
country. For GILTI, 80% of foreign taxes can be credited to 
increases the tax. 
offset GILTI tax. The general provision allowing unused 
foreign tax credits to be carried back one year and carried 
Calculation of final tax liability taking into account the 
forward 10 years does not apply to GILTI; any excess 
foreign tax credit, as illustrated in Table 2, assumes a U.S. 
credits are lost.   
parent has identical operations in a high-tax and a low-tax 
country. The calculation requires several steps. First, only a 
Changes in the Reconciliation Bill 
proportional share of foreign taxes is eligible, as no foreign 
The Build Back Better Act, H.R. 5376, considered under 
tax credits are allowed for the excluded income under the 
reconciliation, would make several changes that affect 
QBAI deduction. Out of the remainder, the percentage 
GILTI.  It would raise the corporate tax rate to 26.5%, 
allowed (80% under current law and 95% under H.R. 5376) 
raising the GILTI rate. It would reduce the deduction for 
is calculated. The table also illustrates the effects of 
tangible investment to 5% and the GILTI deduction to 
eliminating the per-country limit.     
37.5% that, with the new corporate tax rate, leads to an 
effective tax rate of 16.565% (62.5% times 26.5%). It 
https://crsreports.congress.gov 
 link to page 1  link to page 2 GILTI:  Proposed  Changes  in the Taxation  of Global  Intangible  Low -Taxed Income 
Table 2. Foreign Tax Credits and U.S. Final Tax 
limit.  H.R. 5376 would limit interest deducted to the share 
Assuming Identical Operations in a High-Tax and 
of interest that is 110% of the share of worldwide income. 
Low-Tax Country 
Consistent with that change, U.S. interest would no longer 
(dollars in millions) 
be allocated to foreign source income. The bill also 
provides that no head office expenses would be allocated. 
 
Current  Law 
H.R. 5376  
Currently, losses in one country can be used to offset 
 
High 
Low 
High 
Low 
income in another country. H.R. 5376 would provide a per-
Tax 
Tax 
Tax 
Tax 
country treatment for losses, and only allow losses to offset 
Foreign Taxes 
20 
5 
20 
5 
income in another operation in the same country. GILTI 
losses cannot be carried forward; the proposal would allow 
Foreign Taxes, Net 
16 
4 
18 
4.5 
a one-year carryforward. 
of QBAI 
Share of Taxes for 
12.8 
3.2 
17.1 
4.275 
Current law limits the deduction for GILTI and another 
GILTI Credited 
provision providing benefits for foreign derived tangible 
income, or FDII (i.e., a deduction aimed at providing lower 
U.S. Tax  
8.4 
8.4 
14.91 
14.91 
taxes on export income reflecting intangible income by U.S. 
(from Table 1) 
firms), to taxable income, with no carry over for excess 
Residual U.S. Tax 
0 
5.2 
0 
10.635 
deductions. Under the revision, these excess deductions 
could be carried forward indefinitely.  
Excess Foreign  Tax 
4.4 
0 
2.19 
0 
Credit 
Under current law, oil and gas extraction income is 
Final Tax 
0.8 
10.635 
excluded from GILTI.  The proposal includes extraction 
income, including production from tar sands and oil shale. 
Excess Foreign  Tax 
— 
2.19 
(A special rule prevents foreign credits on oil and gas 
Credits  Carried 
income to offset other income; that rule is unchanged.) 
Forward 
The revisions in 2017 provided “downward attribution” 
Source: CRS Calculations and Table 1. 
rules in which ownership by U.S. interests in a foreign 
Notes: The share of taxes associated with GILTI that can be 
subsidiary for purposes of determining CFC status could be 
credited is 80% for current law and 95% for H.R. 5376. The U.S. 
attributed through a foreign parent of a U.S. subsidiary. The 
parent has a firm in each country with $100 mil ion of income and 
scope of this provision would be reduced by applying only 
$200 mil ion of QBAI.  
to firms that are 50% owned by the foreign parent rather 
than 10%. 
As shown in Table 2, the creditable foreign taxes are 
reduced by the share of income associated with the tangible 
The proposal would move certain income items called 
(QBAI) deduction, and then further reduced by the limits on 
foreign base company sales and services from Subpart F to 
the amount of foreign taxes associated with GILTI. The 
GILTI.  As noted earlier, Subpart F applies full taxation 
available foreign tax credits are higher for H.R. 5376 
(with foreign tax credits) to certain easily shifted income. 
because the tangible deduction is lower and percentage of 
Foreign base company income is income where neither the 
foreign taxes associated with GILTI that can be credited is 
customers nor the producers are located in the country. 
higher. For current law, there is a residual tax in the low-tax 
Income that involves transactions with related U.S. firms 
country that is offset by the unused credit in the high-tax 
would be retained in Subpart F whereas transactions with 
country leaving a net liability of $0.8 million ($5.2 million 
foreign-related firms would be in GILTI.  Although tax rates 
minus $4.4 million) and no unused excess credits (which 
are higher in Subpart F, GILTI would now be more 
could not have been carried forward in any case). For the 
restrictive because of the limits on losses and foreign tax 
proposal in H.R. 5376 , there is a larger tax in the low-tax 
credits, and the revision is expected to raise revenue. 
country and no offset from excess credits in the high-tax 
country. The firm has an excess credit that can be carried 
For a discussion of the overall international tax regime, see 
forward for five years but only to offset tax in the high-tax 
CRS Report R45186, Issues in International Corporate 
country (which it might not ever be able to use). 
Taxation: The 2017 Revision (P.L. 115-97), by Jane G. 
Other Provisions in the Reconciliation 
Gravelle and Donald J. Marples. 
Bill Affecting GILTI 
Jane G. Gravelle, Senior Specialist in Economic Policy   
Under current law, a share of U.S. interest and head office 
expenses (which are deducted against all income) is 
IF11943
allocated to foreign source income for the foreign tax credit 
 
 
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GILTI:  Proposed  Changes  in the Taxation  of Global  Intangible  Low -Taxed Income 
 
 
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