First quarter: | April 15 |
Second quarter: | June 15 |
Third quarter: | September 15 |
Fourth quarter: | January 15 of the following taxable year. |
First quarter: | April 15 |
Second quarter: | June 15 |
Third quarter: | September 15 |
Fourth quarter: | December 15. |
S.C. Code § 12-6-3910
2002 Act No. 334, Section 8.E and 2002 Act No. 363, Section 1.F provide as follows:
"This section takes effect upon approval by the Governor and applies for estimated taxes due after 2002."
2010 Act No. 142, Section 5 deleted 2007 Act No. 110, Section 49, which provides:
"A taxpayer must not be penalized for following the provisions of Section 401 of the federal Tax Increase Prevention and Reconciliation Act of 2005 for South Carolina purposes."
2010 Act No. 142, Section 6 deleted 2009 Act No. 16, Section 3, which provides:
"For purposes of Section 12-6-3910, as last amended by Act 363 of 2002, a taxpayer must not be penalized for following the provisions of Section 3094 of the federal Housing Economic Recovery Act of 2008 (PL 110-289) for South Carolina purposes."