15-30-304. Furnishing copy of federal return -- copy of share of income, credit, and deductions schedule -- copies of federal corrections -- filing amended return required. Each taxpayer shall, upon request of the department, furnish a copy of the return for the corresponding year that the taxpayer has filed or may file with the federal government, showing the taxpayer's net income and how obtained and the several sources from which derived. Partners of a partnership, shareholders of a subchapter S. corporation, and members or managers of a limited liability company who are subject to the workers' compensation old fund liability tax shall attach to their Montana individual income tax return a copy of the share of income, credit, and deductions schedule that the partner, shareholder, or member or manager received from the entity that reports income to the federal government for the corresponding year. If the amount of a taxpayer's taxable income is changed or corrected by the United States internal revenue service or other competent authority, the taxpayer shall report the change or correction to the department within 90 days after receiving notice of the change or correction. If a taxpayer files an amended federal income tax return changing or correcting the taxpayer's federal taxable income for any tax year, the taxpayer shall also file an amended return with the department within 90 days after filing an amended federal income tax return. The department shall supply all necessary forms and shall, upon the request of the taxpayer, return all forms to the taxpayer after they have been examined by the department.

     History: En. 84-4938 by Sec. 11, Ch. 260, L. 1955; amd. Sec. 2, Ch. 61, L. 1967; amd. Sec. 182, Ch. 516, L. 1973; R.C.M. 1947, 84-4938; amd. Sec. 1, Ch. 172, L. 1995.