Cal. Rev. & Tax. Code § 25136.1
(a) For taxable years beginning on or after January 1, 2013, a qualified taxpayer that apportions its business income under Section 25128.7 shall apply the following provisions:
(b) For purposes of this section:
(2) “Qualified group” means a combined reporting group, as defined in paragraph (3) of subdivision (b) of Section 25106.5 of Title 18 of the California Code of Regulations, as in effect on the effective date of the act adding this section, that satisfies the following conditions:
(C) For purposes of satisfying the requirements of subparagraph (B), the following rules shall apply:
(6) “Qualified expenditures” means any combination of expenditures attributable to this state for tangible property, payroll, services, franchise fees, or any intangible property distribution or other rights, paid or incurred by or on behalf of a member of a combined reporting group.