§ 129.
(e)
Definitions and special rules
For purposes of this section—
(1)
Dependent care assistance
(5)
Attribution rules
(B)
Interest in unincorporated trade or business
(6)
Utilization test not applicable
(7)
Disallowance of excluded amounts as credit or deduction
(8)
Treatment of onsite facilities
In the case of an onsite facility maintained by an employer, except to the extent provided in regulations, the amount of dependent care assistance provided to an employee excluded with respect to any dependent shall be based on—
(A)
utilization of the facility by a dependent of the employee, and
(B)
the value of the services provided with respect to such dependent.
(9)
Identifying information required with respect to service provider
No amount paid or incurred by an employer for dependent care assistance provided to an employee shall be excluded from the gross income of such employee unless—
(A)
the name, address, and taxpayer identification number of the person performing the services are included on the return to which the exclusion relates, or
(B)
if such person is an organization described in section 501(c)(3) and exempt from tax under section 501(a), the name and address of such person are included on the return to which the exclusion relates.
In the case of a failure to provide the information required under the preceding sentence, the preceding sentence shall not apply if it is shown that the taxpayer exercised due diligence in attempting to provide the information so required.
(Added [Pub. L. 97–34, title I, § 124(e)(1)], Aug. 13, 1981, [95 Stat. 198]; amended [Pub. L. 97–448, title I, § 101(e)], Jan. 12, 1983, [96 Stat. 2366]; [Pub. L. 98–369, div. A, title IV, § 474(r)(6)], July 18, 1984, [98 Stat. 839]; [Pub. L. 99–514, title I, § 104(b)(1)], title XI, §§ 1114(b)(4), 1151(c)(5), (f), (g)(4), 1163(a), (b), Oct. 22, 1986, [100 Stat. 2104], 2450, 2503, 2506, 2507, 2510; [Pub. L. 100–485, title VII, § 703(c)(2)], Oct. 13, 1988, [102 Stat. 2427]; [Pub. L. 100–647, title I, § 1011B(a)(14)], (15), (18), (30), (31)(A), (c)(1), (2)(A), title III, § 3021(a)(14), Nov. 10, 1988, [102 Stat. 3485], 3487–3489, 3631; [Pub. L. 101–140, title II], §§ 203(a)(1), (2), 204(a)(1)–(3)(C), Nov. 8, 1989, [103 Stat. 830], 832; [Pub. L. 101–239, title VII, § 7811(h)(2)], Dec. 19, 1989, [103 Stat. 2409]; [Pub. L. 104–188, title I, § 1431(c)(1)(B)], Aug. 20, 1996, [110 Stat. 1803]; [Pub. L. 108–311, title II, § 207(12)], Oct. 4, 2004, [118 Stat. 1177]; [Pub. L. 117–2, title IX, § 9632(a)], Mar. 11, 2021, [135 Stat. 160].)