On 15 April 2021, the Colombian government submitted its proposed Sustainable Solidarity bill in Congress, which contains measures meant to increase revenue. Some of the main measures include:
Note that both temporary solidarity taxes would be deductible from income tax, while the standardization tax would not. For the solidarity tax on high income in particular, it is provided that the tax would be allowed to be taken as a deduction from income tax due in 2021 and subsequent years until deducting 100% of the amount of the temporary solidarity tax paid, with 50% of the amount paid allowed to be deducted for 2021.