Mid Month

Under the mid month convention the depreciation would be a half month in the month placed in service


Asset in ServiceCost less Salvage valueDepreciation ConventionDeprecation MethodMonthly depreciationMod month convention

12-31-2020

120Mid - monthStraight line 5

2 =(120*.2 /12)

Cost = 140

Salvage value=20

Annual percentage =.2 (from Depreciation method percent)

12= 12 months

1 dollar in December 2020

12-3-2020

120Mid - monthStraight line 5

2 =(120*.2 /12)

Cost = 140

Salvage value=20

Annual percentage =.2 (from Depreciation method percent)

12= 12 months

1 dollar in December 2020

12-31-2020

120Half yearStraight line 5

2 =(120*.2 /12)

Cost = 140

Salvage value=20

Annual percentage =.2 (from Depreciation method percent)

12= 12 months

12 dollars in December 2020

1-1-2020

120Half yearStraight line 5

2 =(120*.2 /12)

Cost = 140

Salvage value=20

Annual percentage =.2 (from Depreciation method percent)

12= 12 months

1.71 dollar per month thru 2020

2 dollars per month x 6 months = 12 dollars

12 divided by 7 = 1.71

5-1-2020120Half yearStraight line 5

2 =(120*.2 /12)

Cost = 140

Salvage value=20

Annual percentage =.2 (from Depreciation method percent)

12= 12 months


12-31-2020

120Mid QuarterStraight line 5

2 =(120*.2 /12)

Cost = 140

Salvage value=20

Annual percentage =.2 (from Depreciation method percent)

12= 12 months

3 dollars in December 2020

(one full month and 1/2 month

11-30-2020

120Mid QuarterStraight line 5

2 =(120*.2 /12)

Cost = 140

Salvage value=20

Annual percentage =.2 (from Depreciation method percent)

12= 12 months

1.5 dollars in November 2020

1.5 dollars in December 2020


(one full month and 1/2 month

10-15-2020

120Mid QuarterStraight line 5

2 =(120*.2 /12)

Cost = 140

Salvage value=20

Annual percentage =.2 (from Depreciation method percent)

12= 12 months

1 dollars in October 2020

1 dollars in November 2020

1 dollars in December 2020


(one full month and 1/2 month

1-1-2020120Actual DaysStraight line 5

2 =(120*.2 /12)

Cost = 140

Salvage value=20

Annual percentage =.2 (from Depreciation method percent)

12= 12 months

.94 Dollars in January 2020 (note that the day placed in service is not counted 2*(30/31)
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