This is a legal form that was released by the Massachusetts Department of Revenue - a government authority operating within Massachusetts. As of today, no separate filing guidelines for the form are provided by the issuing department.
Q: What is Form 355X?
A: Form 355X is the Amended Corporation Excise Return for Massachusetts.
Q: Who needs to file Form 355X?
A: Any corporation that needs to make changes to their previously filed Massachusetts corporation excise tax return should file Form 355X.
Q: When should Form 355X be filed?
A: Form 355X should be filed when there are changes or corrections to be made on a previously filed Massachusetts corporation excise tax return.
Q: Is there a filing fee for Form 355X?
A: No, there is no filing fee for Form 355X.
Q: What supporting documentation should be included with Form 355X?
A: Copies of any supporting documents that explain the changes or corrections being made on the amended return should be included with Form 355X.
Form Details:
Download a printable version of Form 355X by clicking the link below or browse more documents and templates provided by the Massachusetts Department of Revenue.