District of Columbia Code Division VIII. General Laws. § 47-1805.01. Returns--Forms.

(a) Forms. -- The Chief Financial Officer is hereby authorized and directed to prescribe the forms of returns. All returns required under this subchapter shall be filed on the forms and in the manner prescribed by the Chief Financial Officer.

(b) Duty of Chief Financial Officer; obligation of taxpayer. -- Blank forms of returns of income shall be supplied by the Chief Financial Officer. It shall be the duty of the Chief Financial Officer to obtain an income tax return from every taxpayer who is liable under this chapter to file such return; but this duty shall in no manner diminish the obligation of the taxpayer to file a return without being called upon to do so.

(c) Information returns. -- Every person subject to the jurisdiction of the District in whatever capacity acting, including receivers or mortgagors of real or personal property, fiduciaries, partnerships, and employers making payment of dividends, interest, rent, premiums, annuities, compensations, remunerations, emoluments, or other income to any person subject to tax under this chapter, shall render such returns thereof to the Chief Financial Officer as he may by rule prescribe.

(d) [Certificates of nonresidence. -- Repealed].

(e) Requirement to file joint federal returns. -- Whenever a taxpayer is required by the Internal Revenue Code of 1986 to file a joint income tax return with his or her spouse in order to qualify for a tax benefit under the Internal Revenue Code of 1986, the taxpayer and spouse shall file either a joint return or separate returns on a combined individual form prescribed by the Chief Financial Officer in order to qualify for a similar benefit afforded under this chapter.

(f) Joint filing of returns for domestic partners. - Domestic partners may file either a joint return or separate returns on a combined form prescribed by the Chief Financial Officer as if the federal government recognized the right of domestic partners to file jointly.

(g) Joint filing of returns for married same-sex individuals. - Married same-sex individuals may file either a joint return or separate returns on a combined form prescribed by the Chief Financial Officer as if the federal government recognized the right of married same-sex individuals to file jointly.