France has introduced new tax measures for companies impacted by COVID-19, including optional beneficial terms for calculating corporate tax installments and early repayments of refundable tax credits. With respect to corporate tax installments, it provided that the first quarterly tax advance payment may be adjusted to 25% of the estimated corporate income tax for the fiscal year ending on 31 December 2020, with an allowed margin of error of 10%. Then for the second quarterly payment, the p…