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Sec. 1.172-6 Illustration of net operating loss carrybacks and carryovers.

The application of section 1.172-4 may be illustrated by the following example:

(a) Facts.

The books of the taxpayer, whose return is made on the basis of the calendar year, reveal the following facts:

Taxable year

Taxable income

Net operating loss

1954

$15,000

 

1955

30,000

 

1956

 

($75,000)

1957

20,000

 

1958

 

(150,000)

1959

30,000

 

1960

35,000

 

1961

75,000

 

1962

17,000

 

1963

53,000

 

The taxable income thus shown is computed without any net operating loss deduction. The assumption is also made that none of the other modifications prescribed in section 1.172-5 apply. There are no net operating losses for 1950, 1951, 1952, 1953, 1964, 1965, or 1966.

(b) Loss sustained in 1956.

The portions of the $75,000 net operating loss for 1956 which shall be used as carrybacks to 1954 and 1955 and as carryovers to 1957, 1958, 1959, 1960, and 1961 are computed as follows:

(1) Carryback to 1954.

The carryback to this year is $75,000, that is, the amount of the net operating loss.

(2) Carryback to 1955.

The carryback to this year is $60,000, computed as follows:

Net operating loss

$75,000

Less:

 

Taxable income for 1954 (computed without the deduction of the carryback from 1956)

15,000

Carryback

60,000

(3) Carryover to 1957.

The carryover to this year is $30,000, computed as follows:

Net operating loss

 

$75,000

Less:

 

 

Taxable income for 1954 (computed without the deduction of the carryback from 1956)

$15,000

 

Taxable income for 1955 (computed without the deduction of the carryback from 1956 or the carryback from 1958)

30,000

 

 

 

45,000

Carryover

 

30,000

(4) Carryover to 1958.

The carryover to this year is $10,000, computed as follows:

operating loss

 

$75,000

Less:

 

 

Taxable income for 1954 (computed without the deduction of the carryback from 1956)

$15,000

 

Taxable income for 1955 (computed without the deduction of the carryback from 1956 or the carryback from 1958)

30,000

 

Taxable income for 1957 (computed without the deduction of the carryover from 1956 or the carryback from 1958)

20,000

 

 

 

65,000

Carryover

 

10,000

(5) Carryover to 1959.

The carryover to this year is $10,000, computed as follows:

Net operating loss

 

$75,000

Less:

 

 

Taxable income for 1954 (computed without the deduction of the carryback from 1956)

$15,000

 

Taxable income for 1955 (computed without the deduction of the carryback from 1956 or the carryback from 1958)

30,000

 

Taxable income for 1957 (computed without the deduction of the carryover from 1956 or the carryback from 1958)

20,000

 

Taxable income for 1958 (a year in which a net operating loss was sustained)

0

 

 

 

65,000

Carryover

 

10,000

(6) Carryover to 1960.

The carryover to this year is $0, computed as follows:

Net operating loss

 

$75,000

Less:

 

 

Taxable income for 1954 (computed without the deduction of the carryback from 1956)

$15,000

 

Taxable income for 1955 (computed without the deduction of the carryback from 1956 or the carryback from 1958)

30,000

 

Taxable income for 1957 (computed without the deduction of the carryover from 1956 or the carryback from 1958)

20,000

 

Taxable income for 1958 (a year in which a net operating loss was sustained)

0

 

Taxable income for 1959 (computed without the deduction of the carryover from 1956 or the carryover from 1958)

30,000

 

 

 

95,000

Carryover

 

0

(7) Carryover to 1961.

The carryover to this year is $0, computed as follows:

Net operating loss

 

$75,000

Less:

 

 

Taxable income for 1954 (computed without the deduction of the carryback from 1956)

$15,000

 

Taxable income for 1955 (computed without the deduction of the carryback from 1956 or the carryback from 1958)

30,000

 

Taxable income for 1957 (computed without the deduction of the carryover from 1956 or the carryback from 1958)

20,000

 

Taxable income for 1958 (a year in which a net operating loss was sustained)

0

 

Taxable income for 1959 (computed without the deduction of the carryover from 1956 or the carryover from 1958)

30,000

 

Taxable income for 1960 (computed without the deduction of the carryover from 1956 or the carryover from 1958)

35,000

 

 

 

130,000

Carryover

 

0

(c) Loss sustained in 1958.

The portions of the $150,000 net operating loss for 1958 which shall be used as carrybacks to 1955, 1956, and 1957 and as carryovers to 1959, 1960, 1961, 1962, and 1963 are computed as follows:

(1) Carryback to 1955.

The carryback to this year is $150,000, that is, the amount of the net operating loss.

(2) Carryback to 1956.

The carryback to this year is $150,000, computed as follows:

Net operating loss

$150,000

Less:

 

Taxable income for 1955 (the $30,000 taxable income for such year reduced by the carryback to such year of $60,000 from 1956, the carryback from 1958 to 1955 not being taken into account)

0

Carryback

150,000

(3) Carryback to 1957.

The carryback to this year is $150,000, computed as follows:

Net operating loss

 

$150,000

Less:

 

 

Taxable income for 1955 (the $30,000 taxable income for such year reduced by the carryback to such year of $60,000 from 1956, the carryback from 1958 to 1955 not being taken into account)

0

 

Taxable income for 1956 (a year in which a net operating loss was sustained)

0

 

 

 

0

Carryback

 

150,000

(4) Carryover to 1959.

The carryover to this year is $150,000, computed as follows:

Net operating loss

 

$150,000

Less:

 

 

Taxable income for 1955 (the $30,000 taxable income for such year reduced by the carryback to such year of $60,000 from 1956, the carryback from 1958 to 1955 not being taken into account)

0

 

Taxable income for 1956 (a year in which a net operating loss was sustained)

0

 

Taxable income for 1957 (the $20,000 taxable income for such year reduced by the carryover to such year of $30,000 from 1956, the carryback from 1958 to 1957 not being taken into account)

0

 

 

 

0

Carryover

 

150,000

(5) Carryover to 1960.

The carryover to this year is $130,000, computed as follows:

Net operating loss

 

$150,000

Less:

 

 

Taxable income for 1955 (the $30,000 taxable income for such year reduced by the carryback to such year of $60,000 from 1956, the carryback from 1958 to 1955 not being taken into account)

0

 

Taxable income for 1956 (a year in which a net operating loss was sustained)

0

 

Taxable income for 1957 (the $20,000 taxable income for such year reduced by the carryover to such year of $30,000 from 1956, the carryback from 1958 to 1957 not being taken into account)

0

 

Taxable income for 1959 (the $30,000 taxable income for such year reduced by the carryover to such year of $10,000 from 1956, the carryover from 1958 to 1959 not being taken into account)

$20,000

 

 

 

20,000

Carryover

 

130,000

(6) Carryover to 1961.

The carryover to this year is $95,000, computed as follows:

Net operating loss

 

$150,000

Less:

 

 

Taxable income for 1955 (the $30,000 taxable income for such year reduced by the carryback to such year of $60,000 from 1956, the carryback from 1958 to 1955 not being taken into account)

0

 

Taxable income for 1956 (a year in which a net operating loss was sustained)

0

 

Taxable income for 1957 (the $20,000 taxable income for such year reduced by the carryover to such year of $30,000 from 1956, the carryback from 1958 to 1957 not being taken into account)

0

 

Taxable income for 1959 (the $30,000 taxable income for such year reduced by the carryover to such year of $10,000 from 1956, the carryover from 1958 to 1959 not being taken into account)

$20,000

 

Taxable income for 1960 (the $35,000 taxable income for such year reduced by the carryover to such year of $0 from 1956, the carryover from 1958 to 1960 not being taken into account)

35,000

 

 

 

55,000

Carryover

 

95,000

(7) Carryover to 1962.

The carryover to this year is $20,000, computed as follows:

Net operating loss

 

$150,000

Less:

 

 

Taxable income for 1955 (the $30,000 taxable income for such year reduced by the carryback to such year of $60,000 from 1956, the carryback from 1958 to 1955 not being taken into account)

0

 

Taxable income for 1956 (a year in which a net operating loss was sustained)

0

 

Taxable income for 1957 (the $20,000 taxable income for such year reduced by the carryover to such year of $30,000 from 1956, the carryback from 1958 to 1957 not being taken into account)

0

 

Taxable income for 1959 (the $30,000 taxable income for such year reduced by the carryover to such year of $10,000 from 1956, the carryover from 1958 to 1959 not being taken into account)

$20,000

 

Taxable income for 1960 (the $35,000 taxable income for such year reduced by the carryover to such year of $0 from 1956, the carryover from 1958 to 1960 not being taken into account)

35,000

 

Taxable income for 1961 (the $75,000 taxable income for such year reduced by the carryover to such year of $0 from 1956, the carryover from 1958 to 1961 not being taken into account)

75,000

 

 

 

130,000

Carryover

 

20,000

(8) Carryover to 1963.

The carryover to this year is $3,000, computed as follows:

Net operating loss

 

$150,000

Less:

 

 

Taxable income for 1955 (the $30,000 taxable income for such year reduced by the carryback to such year of $60,000 from 1956, the carryback from 1958 to 1955 not being taken into account)

0

 

Taxable income for 1956 (a year in which a net operating loss was sustained)

0

 

Taxable income for 1957 (the $20,000 taxable income for such year reduced by the carryover to such year of $30,000 from 1956, the carryback from 1958 to 1957 not being taken into account)

0

 

Taxable income for 1959 (the $30,000 taxable income for such year reduced by the carryover to such year of $10,000 from 1956, the carryover from 1958 to 1959 not being taken into account)

$20,000

 

Taxable income for 1960 (the $35,000 taxable income for such year reduced by the carryover to such year of $0 from 1956, the carryover from 1958 to 1960 not being taken into account)

35,000

 

Taxable income for 1961 (the $75,000 taxable income for such year reduced by the carryover to such year of $0 from 1956, the carryover from 1958 to 1961 not being taken into account)

75,000

 

Taxable income for 1962 (computed without the deduction of the carryover from 1958)

17,000

 

 

 

147,000

Carryover

 

3,000

(d) Determination of net operating loss deduction for each year.

The carryovers and carrybacks computed under paragraphs (b) and (c) of this section are used as a basis for the computation of the net operating loss deduction in the following manner:

Taxable year

Carryover

Carryback

Net operating loss deduction

From 1956

From 1958

From 1956

From 1958

1954

$0

$0

$75,000

$0

$75,000

1955

0

0

60,000

150,000

210,000

1957

30,000

0

0

150,000

180,000

1959

10,000

150,000

0

0

160,000

1960

0

130,000

0

0

130,000

1961

0

95,000

0

0

95,000

1962

0

20,000

0

0

20,000

1963

0

3,000

0

0

3,000

[Adopted by T.D. 6192, 21 FR 5525, July 24, 1956, as amended by T.D. 6486, 25 FR 7736, Aug. 13, 1960; republished by T.D. 6500, 25 FR 11402, Nov. 26, 1960]

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