§ 629-a. Gift for eliminating the stigma relating to mental illness. Effective for any tax year commencing on or after January first, two thousand fifteen, an individual in any taxable year may elect to contribute to the mental illness anti-stigma fund. Such contribution shall be in any whole dollar amount and shall not reduce the amount of state tax owed by such individual. The commissioner shall include space on the personal income tax return to enable a taxpayer to make such contribution. Notwithstanding any other provision of law, all revenue collected pursuant to this § -h of the state finance law.