Rev. & Tax. Code, § 18628

(a) Section 6111 of the Internal Revenue Code, relating to disclosure of reportable transactions, applies, except as otherwise provided.

(b) (1) Except as provided in subdivision (e), a material advisor is required to send a duplicate of the federal return, if applicable, or the same information required to be provided on the federal reportable transactions return for California reportable transactions to the Franchise Tax Board not later than the date specified by the Franchise Tax Board or the Secretary of the Treasury.

(2) (A) The information provided to the Franchise Tax Board pursuant to paragraph (1) shall also include any other information required by a Franchise Tax Board Notice.

(B) Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2 of the Government Code does not apply to any additional information requested under this section.

(c) Section 6111 of the Internal Revenue Code is modified by substituting the phrase “Secretary or the Franchise Tax Board” for the word “Secretary” in each place it appears.

(d) The reportable transactions return requirements of this section shall apply to any material advisor with respect to any reportable transaction, as defined in Section 6707A(c) of the Internal Revenue Code with respect to a material advisor that satisfies any of the following conditions:

(1) Is organized in this state.

(2) Is doing business in this state.

(3) Derives income from sources in this state.

(4) Provides any material aid, assistance, or advice with respect to organizing, managing, promoting, selling, implementing, insuring, or carrying out any reportable transaction with respect to a taxpayer that meets any of the following requirements:

(A) Is organized in this state.

(B) Does business in this state.

(C) Derives income from sources in this state.

(e) In addition to the requirements set forth in subdivision (a), for any transactions entered into on or after February 28, 2000, that become listed transactions (as defined under Section 6707A(c)(2) of the Internal Revenue Code) at any time, a return for those transactions shall be required to be filed with the Franchise Tax Board by the later of:

(1) Sixty days after entering into the transaction.

(2) Sixty days after the transaction becomes a listed transaction.

(3) Sixty days after the effective date of the act amending this section.

(f) In addition to the requirements set forth in subdivisions (a) and (e), for any transactions entered into on or after September 2, 2003, that are specifically identified by the Franchise Tax Board for California income or franchise tax purposes (under the authority of paragraph (4) of subdivision (a) of Section 18407) as a “listed transaction” at any time, a return for those transactions shall be required to be filed with the Franchise Tax Board by the later of:

(1) Sixty days after entering into the transaction.

(2) Sixty days after the transaction becomes a listed transaction.

(3) Sixty days after the effective date of the act amending this section.