Answer:
Quarterly ( April 15, June 15 , September 15, January 15 )
4 months ( October 15)
Within 3 years
Tax Audit
Step-by-step explanation:
Some taxpayers must make four quarterly installments. These are due Quarterly ( April 15, June 15 , September 15, January 15 )
If taxpayers have been granted an automatic extension, their annual federal tax return is due no later than 4 months ( October 15)
If a taxpayer amends a return, they submit revised calculations for determining tax liability. They file this return Within 3 years
In some cases, up to six years from when a return was filed, taxpayers can be notified that they are subject to Tax Audit