Field help: 7.Church tax of the spouse Enter the amount from line 7 of your employment tax statement: "Church tax withheld for spouse from 3. (only in interdenominational marriage)" Enter only the amounts shown there. Church tax from a different employment tax statement (e.g. the spouse's) must not be entered. An interdenominational marriage exists if the spouses belong to different churches, e.g. Protestant and Catholic.