Do I need my spouse’s information to file taxes separately?

Do I have to include my spouse’s income in my tax return? Yes, even if you keep your tax affairs separate from your spouse, you’ll still need to provide us with their income information. We need this information to work out whether: you’ll need to pay the full Medicare levy or the Medicare levy surcharge.Click to see full answer. Besides, do you need your spouse’s Social Security number to file taxes separately?If your spouse is a nonresident alien and you file a joint or separate return, your spouse must have either a Social Security Number (SSN) or an Individual Taxpayer Identification Number (ITIN). If your spouse is not eligible to get an SSN, he or she can file Form W-7 with the IRS to apply for an ITIN.Secondly, is it better to file separately if married? Filing separately may be beneficial if you need to separate your tax liability from your spouse’s, or if one spouse has a significant itemized deduction. Filing separately can disqualify or limit your use of potentially valuable tax breaks, but you should consider both ways to see which way will save you more in taxes. Accordingly, what information do I need to file married filing separately? If you’re married filing separately, you may have to include Social Security benefits as gross income in order to determine if you’re required to file a return. You’ll include a portion of your Social Security income if either of the following apply: You lived with a spouse at any time during the tax year.Do I need to file 8958?Use Form 8958 to determine the allocation of tax amounts between married filing separate spouses or registered domestic partners (RDPs) with community property rights. This form is intended for individuals who: 1. Are subject to community property laws, and 2. File separate federal income tax returns.