INFORMATION AND RETURNS-Cont.

Search warrants, § 3602.

Summons from collector to produce books and give
testimony, § 3615.

Unnecessary examinations prohibited, § 3631.

INFORMATION AT SOURCE

Annuities paid, § 147 (a).

Compensation paid, § 147 (a).

Corporations to give re

Accumulated earnings and profits, g 148 (c).

Compensation of officers and employees, § 148 (f).
Contemplated dissolution or liquidation, § 148 (d).
Distributions in liquidation, § 148 (e).
Dividend payments, § 148 (a).

Profits declared as dividends, § 148 (b).
Emoluments paid, § 147 (a).

Foreign personal holding companies, §§ 338, 339.

Interest paid, § 147 (a).

Obligations of United States, § 147 (d).

Payments of $500 or more, § 147 (a).
Premiums paid, § 147 (a).

Recipient to furnish name and address, § 147 (c).
Remunerations paid, § 147 (a).

Rent paid, § 147 (a).

Returns, § 147 (b).

Returns regardless of amount of payment, § 147 (b).

Salaries paid, §§ 147 (a), 1625 (b).

Wages paid, §§ 147 (a), 1625 (b).

INFORMATION RETURNS

All persons, § 147.

Brokers, 149.
Corporations, § 148.

Foreign personal holding companies
Officers and directors, § 338.
Shareholders, § 339.

INFORMERS

Penalties and awards to, § 3617.

INHERITANCE TAXES

Credit against estate tax, § 813 (b).

INHERITANCES

Basis for gain or loss, § 113 (a) (5).

Exclusion from gross income, § 22 (b) (3).

INJUNCTION

Against suits to restrain assessment or collection,
§ 3653.

Fiduciary's liability, § 3653 (b).

Estate tax, § 900 (b).

Pending appeal to The Tax Court

Estate tax, § 871 (a).

Gift tax, §§ 1012 (a), 1025 (e).

Income tax, § 272 (a).

Transferee's liability, § 3653 (b).

INSOLVENT CORPORATIONS

Basis of property acquired in reorganization of, § 112
(a) (22).

Gain or loss in reorganizations of, § 112 (b) (10).

INSOLVENT BANKS

Exemption of, § 3798.

INSPECTION OF INCOME TAX RETURNS
Committees of Congress, § 55 (d).

List of taxpayers in collector's office, § 55 (e).
Penalties for disclosing information, § 55 (f).
Shareholders, § 55 (c).

State bodies or commissions, § 55 (b) (2).
State officers, § 55 (b).

INSTALLMENT BASIS

Casual sales of personalty, § 44 (b).

Change from accrual to installment basis, § 44 (c).
Dealers in personal property, § 44 (a).

Disposition of installment obligations, § 44 (d).
Gain or loss, § 111 (d).

Sale of installment obligations, § 44 (d).

Sale of realty, § 44 (b).

INSTALLMENT BASIS TAXPAYERS' RELIEF
Excess profits taxes

Adjustment account of change, § 736 (c).
Election to accrue income, § 736 (a).
INSTALLMENT OBLIGATIONS

Disposition of, § 44 (d).

INSTALLMENT PAYMENTS
Estimated tax, §§ 59 (a), 60 (c).
Income tax, § 56 (b).

Overpayment, §§ 321, 322 (a) (1).

Prorating deficiency to, § 272 (i).

INSTALLMENT SALES

Basis, § 44.

Excess profits taxes relief, § 736.
Gain or loss, § 111 (d).

INSURANCE

Estate tax

Life, §§ 811 (g), 863 (a).

Recovery from beneficiary, § 826 (c).

Income tax

Accident, § 22 (b) (5).

Health, § 22 (b) (5).

Life, § 22 (b) (1).

Premiums, § 24 (a) (4).

INSURANCE COMPANIES OTHER THAN LIFE

OR MUTUAL

Consolidated returns, § 141 (f).

Credits against income tax, § 205.

Taxes of foreign corporations, § 205.

Taxes of possessions of United States, § 205.

Credits against net income, § 204 (f).

Deductions from gross income, § 204 (c).

Capital losses, § 204 (c) (5).

Charitable contracts, § 204 (c) (9).

Debts, § 204 (c) (6).

Deductions allowed under Section 23, § 204 (c) (10).

Deductions from gross income, § 204 (c).

Depreciation, § 204 (c) (8).

Dividends, § 204 (c) (11).

Double, § 204 (e).

Foreign corporations, § 204 (d).

Interest, § 204 (c) (2).

Interest earned, § 204 (c) (7).

Losses, § 204 (c) (4).

INSURANCE COMPANIES OTHER THAN LIFE

OR MUTUAL-Cont.

Deductions from gross income-Cont.

Ordinary and necessary expenses, § 204 (c) (1).

Taxes, § 204 (c) (3).

Excess profits taxes, § 719 (a) (3).

Expenses incurred defined, § 204 (b) (7).
Gross income, computation of, § 206.

Gross income defined, §§ 204 (b) (1), 507 (b).
Imposition of tax, § 204 (a).

Domestic insurance companies

Corporation surtax net income, § 204 (a) (1).
Normal tax net income, § 204 (a) (1).
Foreign insurance companies

Corporation surtax net income, § 204 (a) (2).
Normal tax net income, § 204 (a) (2).

In general, § 204 (a) (1).

No United States insurance business, § 204 (a) (3).
Investment income defined, § 204 (b) (3).
Losses incurred defined, § 204 (b) (6).

Net income defined, § 204 (b) (2).

Premiums earned on insurance contracts defined, § 204
(b) (5).

Underwriting income defined, § 204 (b) (4).
INTERCORPORATE LIQUIDATIONS

Excess profits taxes

Adjustment of equity invested capital, § 761 (d).
Definition, § 761 (a).

Determination, § 761 (g) (1).

Liquidation extending over long period, § 761 (g)
(2).

Regulations, § 761 (g) (1).

Intercorporate liquidations defined, § 761 (a).
Invested capital bases, § 761 (e).
Minus adjustment defined, § 761 (b) (2).

Rule for determining, § 761 (b) (3).

Plus adjustment defined, § 761 (b) (1).
Rule for determining, § 761 (b) (3).

Rule for application of Section 761, § 761 (c).
Contract defined, § 761 (c) (3).

Stock having cost basis, § 761 (c) (1).
Stock not having cost basis, § 761 (c) (2).
Statutory mergers and consolidations, § 761 (f).

INTERCORPORATE LOSSES

Non-deductibility, § 24 (b) (1).

INTEREST

Amortizable bond premium, § 125.

Co-operative apartment corporation, amount paid to,

§ 23 (z).

Decedents, deductible by, § 126 (b) (1).

Deductibility from gross income, § 23 (b).

Deductibility from victory tax gross income, § 451

(a) (2).

Delinquent taxes, § 3794.

Estate taxes

Deficiencies, §§ 891, 893 (b).

Jeopardy assessments, §§ 892, 893 (b) (4).

Time for payment extended, §§ 890 (b), 893 (b)
(3).

Tax shown on return

Delinquency in payment, § 893 (a) (1).

Time for payment extended, §§ 890 (a), 893 (a)
(2).

INTEREST-Cont.

Foreign personal holding company income, § 332 (a).
Gift taxes

Deficiencies, §§ 1021, 1023 (b).

Bankruptcy and receiverships, § 1023 (b) (5).
Jeopardy assessment, § 1023 (b) (4).

Time for payment extended, §§ 1020 (b), 1023

(b) (3).

Tax shown on return

Delinquency in payment, §§ 1020 (a), 1023 (a)
(1).

Time for payment extended, § 1023 (a) (2).
Wilful failure to make return, etc., § 1024.
Income taxes

Deficiencies, §§ 292, 294 (b).

Bankruptcy and receiverships, § 298.
Jeopardy assessments, § 297.

Time for payment extended, § 296.
Delinquency in payment

Bankruptcy and receiverships, § 298.
Deficiency, §§ 292, 294.

Jeopardy assessments, § 297.
Tax shown on return, § 294 (a).
Extended payments

Deficiency, § 296.

Tax shown on return, § 295.

Tax shown on return, § 294 (a).

Delinquency in payment, § 294 (a) (1).

Time for payment extended, §§ 294 (a) (2), 295.
Information as to amount paid, § 147 (a).
Judgments, § 3773.

Life insurance companies

Deductibility, § 201 (c) (6).
Gross income, § 201 (c) (1).

Mutual insurance companies other than life or mutual,

§ 207 (b) (4) (E).

Overpayments

INTER-FAMILY LOSSES

Non-deductibility, § 24 (b) (1).

INTER-FIDUCIARY-BENEFICIARY LOSSES
Non-deductibility, § 24 (b) (1).
INTER-FIDUCIARY-FIDUCIARY LOSSES

Non-deductibility, § 24 (b) (1).

INTER-GRANTOR-FIDUCIARY LOSSES
Non-deductibility, § 24 (b) (1).

INTER-INDIVIDUAL-CORPORATION LOSSES
Non-deductibility, § 24 (b) (1).

INTERURBAN ELECTRIC RAILWAY CORPORA-
TION

Property acquired by, § 113 (a) (21).

INVENTORIES

Basis, § 113 (a) (1).

Change of method, § 22 (d).

Gain or loss, § 113 (a) (1).

Gross income, § 22 (c).

Involuntary liquidation and relinquishment of, § 22

(d) (6).

Last-in first-out, § 22 (d) (6).

Method of keeping, § 22 (d) (1).

INVESTED CAPITAL

See "Borrowed Invested Capital"; "Equity In-
vested Capital"; "Excess Profits Taxes."
Definition, § 715.

INVESTMENT EXPENSES

Life insurance companies, § 201 (c) (7) (B).
Mutual insurance companies other than life or mutual,
§ 207 (b) (4) (B).

INVESTMENT INCOME

Insurance companies other than life or mutual, § 204
(b) (3).

INVESTMENTS

War losses on, § 127.

INVOLUNTARY CONVERSIONS

Basis for gain or loss, § 113 (a) (9).
Gain or loss on, § 112 (f).

INVOLUNTARY LIQUIDATION
Definition, § 22 (d) (6) (B).
Inventories, § 22 (d) (6) (A), (B).

IRON MINES

Not in operation during base period, § 735 (b) (4).

IRRIGATION COMPANIES

Exempt from income tax, § 101 (10).

ITEMS NOT DEDUCTABLE

See "Non-deductible Items."

JOINT INCOME TAX RETURNS

After death, § 51 (b) (4).

Determination of status, § 51 (b) (5).
Different taxable years, § 51 (b) (3).

Fiduciaries, § 142 (b).

Husband and wife, § 51 (b).

In general, § 51 (b) (1).

Non-resident alien, § 51 (b) (2).

Tax in case of joint return, § 51 (b) (6).

JOINT INTERESTS

Gross estate, § 811 (e) (1).

JOINT STOCK LAND BANKS

Income from obligations issued by, § 3799.
Rates, § 13 (f).

JUDGMENTS

Excess profits tax adjustments re, § 711 (b) (1).
Interest on, § 3773.

JURISDICTION

Court review of Tax Court's decisions, § 1141 (a).
District courts, § 3800.

Tax Court of the United States, § 1101.

See "Tax Court of the United States.''

L

LABOR ORGANIZATIONS

Exempt from income tax, § 101 (1).

LEGACY TAXES

Credit against estate tax, § 813 (b).
LEPIDOLITE

Percentage depletion, § 114 (b) (4).

JEOPARDY

J

Closing of taxable year in case of, § 146 (a).

Addition to tax, § 146 (f).

Aliens, § 146 (e).

LESSEE

Adjusted bases, § 113, (b), (h).
Depletion, § 23 (m).

Improvements by, § 113 (c).

LESSOR

Definition, 735 (a) (1).

LIEN FOR TAXES

Certificates of release or partial discharge, § 3675.
Civil action to clear title to realty, § 3679.

Adjudication, § 3679 (c).

Costs, § 3679 (d).

Obtaining leave to file, § 3679 (a).

Court order, § 3679 (a) (3).

Petition to court, § 3679 (a) (2).

Request for institution of proceedings by United
States, § 3679 (a) (1).

Service on United States, § 3679 (b).

Civil action to enforce lien on property, § 3678.
Adjudication, § 3678 (c).

Decree, § 3678 (c).

Filing, § 3678 (a).

Parties to proceeding, § 3678 (b).

Receivership, § 3678 (d).

Estate taxes, § 827.

Gift tax, § 1009.

Period of lien, § 3671.

Property subject to lien, § 3670.

Release of lien, § 3673.

Bond accepted, § 3673 (b).

Liability satisfied or unenforceable, § 3673 (a).
Partial discharge of property, § 3674.

Part payment, § 3674 (b).

Property double amount of liability, § 3674 (a).
Single bond covering release of lien, etc., § 3676.
Validity against mortgagees, pledgees, purchasers, and

judgment creditors, § 3672.

Applicability of subsection, § 3672 (a) (3).
Exception in case of securities, § 3672 (b) (1).
Invalidity of lien without notice, § 3672 (a).

Under state or territorial laws, § 3672 (a) (1).
With Clerk of District Court, § 3672 (a) (2).
With Clerk of District Court of the United States
for the District of Columbia, § 3672 (a) (3).
Security defined, § 3672 (b) (2).

LIFE INSURANCE

Exclusion from gross income, § 22 (b) (1).
Inclusion in gross estate, §§ 811 (g), 863 (a).
Single premium, § 24 (a) (6).

LIFE INSURANCE BENEFICIARIES
Liability for estate tax, § 826 (c).

LIFE INSURANCE COMPANIES

Adjusted corporation surtax net income defined, § 203
(a).

Adjusted normal tax net income defined, § 202 (à).
Adjusted reserves defined, § 201 (c) (3).

Adjustment for certain reserves defined, § 202 (c).
Amortization of premium and accrual of discount,
§ 201 (e).

Credits against net income, § 201 (g).

Deductions from gross income, § 201 (c) (7).

Depreciation, § 201 (c) (7) (D).

Investment expenses, § 201 (c) (7) (B).

Real estate expenses, § 201 (c) (7) (C).

Tax-free interest, § 201 (c) (7) (A).

Definition, § 201 (b).

Double deductions, § 201 (f).

Excess profits tax, §§ 711 (a) (1) (H), 711 (a) (2)

(J), 719 (a) (4).

LIFE INSURANCE COMPANIES-Cont.
Gross income defined, § 201 (c) (1).

Imposition of tax, § 201 (a).

Foreign life insurance companies, § 201 (a) (2).
In general, § 201 (a) (1).

No United States insurance business, § 201 (a) (3).
Interest paid defined, § 201 (c) (6).

Life insurance reserves defined, § 201 (c) (2).

Net income defined, § 201 (c) (7).

Rental value of real estate, § 201 (d).

Reserve and other policy liability credit defined, § 202
(b).

Reserve earning rate defined, § 201 (c) (4).

Reserve for deferred dividends defined, § 201 (c) (5).
LIFE INSURANCE PREMIUMS
Non-deductibility, § 24 (a) (4).

LIFE INSURANCE PROCEEDS
Gross estate, §§ 811 (g), 863 (a).
LIFE INSURANCE RESERVES

Life insurance companies, § 201 (c) (2).
LIFE TENANT

Amortization deduction, § 124 (i).
Certain deductions, § 22 (n) (5).
LIMITATION

Income tax, § 12 (g).

LIMITATION OF ACTIONS

See "Statute of Limitations.''

LIQUIDATION

Corporation to give notice of, § 148 (d).
Distributions in, §§ 27 (g), 115 (c).

Dividends, §§ 27 (g), 115 (c).

Extension of time for payment of income tax by per-

sonal holding companies, § 56 (c) (2).
Information, when contemplated, § 148 (d).

Payment of income tax by personal holding companies,
§ 56 (c) (2).

Property received by corporation on complete liquida-
tion of another, § 112 (b) (6).
Property received in, § 113 (a) (18).

LITERARY CONTRIBUTIONS

See "Charitable, etc., Contributions.'
LITERARY ORGANIZATIONS
Exempt from income tax, § 101 (6).
LIVING EXPENSES

Non-deductibility, § 24 (a) (1).
LONG-TERM CAPITAL GAIN

Definition, § 117 (a) (4).

LONG-TERM CAPITAL LOSS

Definition, § 117 (a) (5).

LONG-TERM CONTRACT TAXPAYERS' RELIEF

Excess profits taxes

Adjustment account of change, § 736 (c).
Election on long term contracts, § 736 (b).

Definition, § 700 (f) (1).

Unjust enrichment tax, § 700 (f) (1).

MARITAL DEDUCTION

Bequest to surviving spouse, § 812 (e) (1).

Computation adjusted to gross estate, § 812 (e) (2).
Definition, § 812 (e) (3).
Disclaimers, § 812 (e) (4).

MARRIED PERSON CLAIMING ALL OF THE
PERSONAL EXEMPTION FOR WITHHOLD-

ING

Definition, § 1621 (g).

MARRIED PERSON CLAIMING HALF OF PER-
SONAL EXEMPTION FOR WITHHOLDING
Definition, § 1621 (h).

MARRIED PERSON CLAIMING NONE OF PER-
SONAL EXEMPTION FOR WITHHOLDING
Definition, § 1621 (i).

MARRIED PERSONS

See "Husband and Wife."

Definition, §§ 401 (a) (1), 1621 (f).
Income tax returns, § 51 (a) (2).

Not living with husband or wife, § 51 (a) (1).

MEDICAL EXPENSES

Deductibility from gross income, § 23 (x).
MEMBERSHIP

Tax Court of the United States, § 1102.
MERCHANT MARINE ACT

Corporations completing contracts under, § 726.

METAL MINES

Percentage depletion, § 114 (b) (4).

MILITARY

OR NAVAL

UNITED STATES

FORCES OF

THE

Abatement of income taxes of, § 421.

Additional allowance, § 22 (b) (13).
Additional estate tax, § 939.
Definition, § 3797 (a) (15).
Mustering out pay, § 22 (b) (14).

MINERAL PROPERTY

Definition, § 735 (a) (6).

MINERAL ROYALTIES

Personal holding company income, § 502 (h).
MINERAL UNIT

Definition, § 735 (a) (2).

MINERALS

Definition, §§ 735 (a) (7), 735 (a) (2).
Excess profits tax on profits from, § 731.

MINES

Depletion in case of discovery value, § 114 (b) (2).
MINING AND TIMBER OPERATIONS

Excess profits taxes

Base period defined, § 735 (a) (5).

Estimated recoverable units defined, § 735 (a) (10).
Excess output defined, § 735 (a) (4).

Exempt excess output defined, § 735 (a) (11).
Mineral property defined, § 735 (a) (6).
Mineral unit defined, § 735 (a) (2).
Minerals defined, § 735 (a) (7).
Nontaxable bonus income, § 735 (c).

Rule if income from excess output includes bonus
payment, § 735 (d).

Nontaxable income from excess output, § 735 (b).
Coal and iron mines, § 735 (b) (2).
General rule, § 735 (b) (1).

Rule if income from excess output includes bonus
payment, § 735 (d).

Timber properties, § 735 (b) (3).

Normal output defined, § 735 (a) (5).

Normal unit profit defined, § 735 (a) (9).

Producer defined, § 735 (a) (1).

Timber block defined, § 735 (a) (8).

Timber unit defined, § 735 (a) (3).

Unit net income defined, § 735 (a) (12).

MINISTERS

Rental value of dwelling house, § 22 (b) (6).
MINUS ADJUSTMENT

Definition, § 761 (b) (2).

MISCELLANEOUS ITEMS

Exclusion from gross income, § 22 (b) (8).
MISSIONARIES

Estate taxes, § 850.