Yes. As part of the PATH Act, signed into law on December 18, 2015, the tax-free treatment applies to transfers from IRAs to public charities up to $100,000 per year by those age 70-1/2 and older applies for 2015 and future years; the exclusion has been made permanent. However, if someone failed to make such a transfer in 2015, there is no grace period; tax-free transfers for these people will have to wait until 2016.
Advance payment of current tax liability based either on wage withholdings or installment payments of your estimated tax liability. To avoid penalties, you generally must pay to the IRS either 90% of your final tax liability, or either 100% or 110% of the prior year’s tax liability, depending on your adjusted gross income.