 
  
Updated January 10, 2020
H.R. 1865 and the Look-Through Treatment of Payments 
Between Related Controlled Foreign Corporations
The House amendment to the Senate amendment to H.R. 
subsidiary (first-tier subsidiary) in a country without taxes 
1865, the Further Consolidated Appropriations Act, 2020, 
(e.g., the Cayman Islands) could lend money to its own 
extended certain expiring provisions, including a number 
subsidiary (second-tier subsidiary) in a high-tax country. 
that were last extended through 2019 by the Consolidated 
The interest payments would be deductible in the high-tax 
Appropriations Act of 2016 (P.L. 114-113). This legislation 
country, but no tax would be due in the no-tax country. 
was signed into law on December 20, 2019 (P.L. 116-94). 
Thus, an essentially paper transaction shifts income out of 
Among these provisions are the look-through rules, which 
the high-tax country. A similar effect might occur if an 
allow certain payments between related corporations to be 
intangible asset is transferred to the no-tax subsidiary, and 
excluded. The Joint Committee on Taxation estimates that 
then licensed in exchange for a royalty payment by the 
extending the look-through rules for a year will cost $0.7 
high-tax subsidiary. Subpart F taxes this income at full 
billion. 
rates.  
The look-through rules were originally enacted in the Tax 
Check-the-Box 
Increase Prevention and Reconciliation Act of 2005 (P.L. 
Methods of avoiding Subpart F taxation were made easier 
109-222), for 2006 through 2008, and subsequently 
in 1997, when U.S. entity classification rules (to be a 
extended.  
corporate or noncorporate entity) were simplified by simply 
checking a box on a form. These “check-the-box” 
General Rules for Taxing Foreign 
regulations provided a way to avoid treatment of payments 
Subsidiaries of U.S. Parents 
as Subpart F income under certain circumstances by 
Income earned abroad by foreign-incorporated subsidiaries 
allowing firms to elect treatment as an unincorporated 
is taxed in full, not taxed at full rates, or not taxed at all. For 
entity. They were originally intended to simplify 
passive income (such as interest income) and certain types 
classification issues for domestic firms and the IRS, but 
of payments that can be easily manipulated to reduce 
their usefulness in international tax planning quickly 
foreign taxes, tax rules require this income earned by 
became evident. The Treasury issued regulations in 1998 to 
controlled foreign corporations (CFCs) to be taxed 
disallow their use to avoid Subpart F, but, after protests 
currently. This income is referred to as Subpart F income, 
from firms and from some Members of Congress, withdrew 
reflecting the part of the tax code where treatment is 
them. 
specified. Credits against the U.S. tax imposed are allowed 
for any foreign taxes paid on this income, and are applied 
In the example above, if the high-tax subsidiary is not a 
on an overall basis (so that unused foreign taxes in one 
direct subsidiary of the U.S. parent but is a subsidiary of the 
country can offset taxes paid on income in another country). 
Cayman Islands subsidiary (i.e., a second-tier subsidiary), 
Other income earned abroad by CFCs is subject to the 
the Cayman Islands (first-tier) subsidiary can elect to treat 
global intangible low-taxed income (GILTI) provision, 
the high-tax subsidiary as if it were a pass-through entity. 
which taxes this foreign-source income at half the corporate 
This treatment would effectively combine the two 
tax rate (10.5%), after allowing a deduction for a deemed 
subsidiaries into a single firm. This outcome can be 
return of 10% on tangible assets. Credits are allowed for 
achieved simply by checking a box, making the high-tax 
80% of foreign taxes paid. This rate is scheduled to rise to 
subsidiary a disregarded entity under U.S. law. Because 
13.125% after 2025. 
there are no separate firms, no income is recognized by the 
Cayman Islands firm, although the high-tax subsidiary 
Thus, some income (Subpart F) is taxed at full rates, some 
(second tier) is still a corporation from the point of view of 
income (GILTI) is taxed at partial rates, and some income 
the foreign jurisdiction in which it operates and can deduct 
(the deemed return from tangible assets) is not taxed. (For a 
interest in the high-tax jurisdiction. 
more extensive discussion of international tax rules, see 
CRS Report R45186, 
Issues in International Corporate 
The Look-Through Rules Expand the 
Taxation: The 2017 Revision (P.L. 115-97), by Jane G. 
Scope of Check-the-Box 
Gravelle and Donald J. Marples.) 
The check-the-box rules do not work in every circumstance. 
For example, if the related firms do not have the same first-
Subpart F Rules 
tier parent, check-the-box does not apply. In some cases, 
Unless an exception applies, Subpart F income includes 
because of foreign countries’ rules about corporate and 
dividends, interest, rent, and royalty payments between 
noncorporate forms, the check-the-box regulations’ 
related firms. These items of income are subject to Subpart 
classification of some entities as 
per se corporations made 
F because affiliated firms can use them to shift income and 
this planning unavailable. In addition, other undesirable tax 
avoid tax. For example, without Subpart F a U.S. parent’s 
https://crsreports.congress.gov 
H.R. 1865 and the Look-Through Treatment of Payments Between Related Controlled Foreign Corporations 
consequences (from the firm’s point of view) could occur 
The main argument for the provision is to allow firms the 
as a side effect of check-the-box.  
flexibility to redeploy earnings from one location to another 
without having U.S. tax consequences (foreign tax rules are 
The look-through rule effectively puts this check-the-box 
unchanged). Firms could, for example, accomplish much of 
type of planning into the tax code, rather than as a 
the treatment of look-through rules (even in the absence of 
regulation (which could be altered without legislation), but 
check-the-box), but that may involve complex planning and 
disconnects it from the regulations’ creation of a 
inconvenience. An argument can also be made that in some 
disregarded entity. Related firms do not have to have the 
cases (for example, with the payment of interest), the profit 
parent-child relationship; they can be otherwise related as 
shifting is not harming the U.S. Treasury, but rather 
long as they are under common control.    
reducing taxes collected by foreign governments, as income 
is shifted out of high-tax countries into low-tax ones. Some 
Arguments For and Against the Look-
might view this last argument as a “beggar-thy-neighbor” 
Through Rules 
argument, as it facilitates U.S. firms in using tax planning 
The main argument against the look-through rules (and 
to reduce taxes paid to other countries.  
check-the-box as well) is that they undermine Subpart F’s 
purpose, which is to prevent firms from using passive and 
Jane G. Gravelle, Senior Specialist in Economic Policy   
easily shifted income to avoid tax.  
IF11392
 
 
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H.R. 1865 and the Look-Through Treatment of Payments Between Related Controlled Foreign Corporations 
 
 
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