Question Tag: Double Taxation

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Mrs. Olivia Quartey is a resident in Ghana and works as the Finance Director of Ghana Trustees Limited. She earned a gross salary of GH¢30,000.00 for the 2014 year of assessment. She contributed 5.5% of her salary to the social security fund. In 2014, the gross royalties that accrued to her was £4,000 from the United Kingdom from which tax of £800 had been deducted with the remainder of £3,200 being remitted to her in Ghana.

Granted that Ghana has a double taxation agreement with the United Kingdom, you are required to calculate the tax credit relief (if any) available to Mrs. Olivia Quartey for the year 2014.
[Exchange rate: GH¢4.50 = £1.] (16 marks)

Tax Rate Table

Income (GH¢) Rate (%)
First             1,584.00 Free
Next              792.00 5
Next              1,104.00 10
Next              28,200.00 17.5
Exceeding     31,680.00 25
  1. Effective Rate of Tax of the UK Income:

Tax Charged ×100=800×4.504,000×4.50×100=20%\text{Tax Charged } \times 100 = \frac{800 \times 4.50}{4,000 \times 4.50} \times 100 = 20\%

  1. Exchange Rate:
    800 × 4.50 = 3,600
    4,000 × 4.50 = 18,000

Effective Rate = 20%

  1. Computation of Ghana Tax Liability:
  • Salary in Ghana: GH¢30,000
  • Gross Income from UK: GH¢18,000
  • Total Income: GH¢48,000
  • Less SSF Contribution (5.5% of GH¢30,000): GH¢1,650
  • Chargeable Income: GH¢46,350

Income Tax Computation:

  • First GH¢1,584: Free
  • Next GH¢792 @ 5%: GH¢39.60
  • Next GH¢1,104 @ 10%: GH¢110.40
  • Next GH¢28,200 @ 17.5%: GH¢4,935.00
  • Remaining GH¢14,670 @ 25%: GH¢3,667.50

Total Ghana Tax Payable: GH¢8,752.50

  1. Average Tax Rate of Ghana:

Tax PayableChargeable Income×100=8,752.5046,350×100=18.88%\frac{\text{Tax Payable}}{\text{Chargeable Income}} \times 100 = \frac{8,752.50}{46,350} \times 100 = 18.88\%

Comparison of UK and Ghana effective rates shows Ghana’s rate is lower.
Thus, the UK income will be taxed at Ghana’s average rate:

  • Tax on Total Income: GH¢8,752.50
  • Less Foreign Tax Credit (18.88% of GH¢18,000): GH¢3,398.40
  • Final Tax Liability: GH¢5,354.10