Find and download Nevada tax forms, including resources and guidelines to ensure accurate and timely filing with the Nevada Department of Taxation. Electronic filing available for Form 1040-X. You can file Form 1040-X electronically with tax filing software to amend 2019 or later Forms 1040 or 1040-SR. Annual or Amended List and State Business License Application Form used for annual or amended list filings for all Title 7 entities. The Assessor's Office maintains the official real property mailing address records for Clark County. The form can be filled out and submitted in PDF format. For paper returns, mark the oval labeled "Amended Return. " Complete the new return using the corrected information, as if it were the original return. Use Form I9 to verify the identity and employment authorization of individuals hired for employment in the United States. Supreme Court of Nevada.