SUMMARY xfa forms are not supported on okular. XFA forms are used by government agencies all across the world to work on various tax returns to begin with and everyone is forced to use adobe reader. implementing xfa forms in okular would make a world of difference as for many people still are forced to use adobe reader because its the only software supporting these forms http://mca.gov.in/MCA21/dca/downloadeforms/eformTemplates/NCA/Form_DIR-3C_help.zip this link downloads a sample compliance form which currently NEEDS adobe reader
*** This bug has been marked as a duplicate of bug 263042 ***