[header] How to file taxes as a newlywed couple [title] Meet with a tax professional. [step] If you don't know whether to file jointly or separately, you should consult with a tax professional who can provide expert advice. The tax law changes regularly, and you'll want tailored, updated advice. 
Also, many of the rules are general and may have exceptions, which the tax professional can explain to you. [substeps] Find a certified public accountant by contacting your state's accounting society.