If the amount of income tax collected pursuant to the provisions of Articles 199 through 202 (Withholding from Retirement Income) of the former Act from severance pay or other such compensation payable during 1971 that was paid before the effective date exceeds the amount of income tax that would result if Article 201 and Article 202 of the new Act, as deemed to be replaced pursuant to Article 3, paragraph (2) (Special Provisions on Income Deductions, etc. and Calculation of Tax Amounts for Income Tax for 1971) of the Supplementary Provisions, were applied to that severance pay or other such compensation, the Resident who received payment of that severance pay or other such compensation may, pursuant to Cabinet Order, request the competent district director for the locality in which the Resident pays taxes to refund the excess amount by December 31 of that year.