An application for partition must include the following information with respect to the proposed partition:
(a) A detailed description of the proposed partition, including the proposed structure, proposed effective date, and any larger integrated transaction of which the proposed partition is a part (including, but not limited to, an application for suspension of benefits under
section 305(e)(9)(G), or a merger under
section 4231 of ERISA).
(b) A narrative description of the events that led to the plan sponsor's decision to submit an application for partition (and, if applicable, application for suspension of benefits).
(c) A narrative description of significant risks and assumptions relating to the proposed partition and the projections provided in support of the application.
(d) If applicable, a copy of the plan sponsor's application for suspension of benefits (including all attachments and exhibits). If the plan sponsor intends to apply for a suspension of benefits with Treasury, but has not yet submitted an application to Treasury, a draft of the application may be filed, which must be supplemented by filing a copy of the completed application within the timeframe established in
§ 4233.10(d).
(e) A detailed description of all measures the plan sponsor has taken (or is taking) to avoid insolvency, and any measures the plan sponsor considered taking but did not take, including the factor(s) the plan sponsor considered in making these determinations. Include all relevant documentation relating to the plan sponsor's determination that it has taken (or is taking) measures to avoid insolvency.
(f) A detailed description of the estimated benefit amounts the plan sponsor has determined are necessary to be partitioned for the plan to remain solvent, including the following information:
(1) The estimated number of participants and beneficiaries whose benefits (or any portion thereof) would be transferred, including the number of retirees receiving payments (if any), terminated vested participants (if any), and active participants (if any).
(2) Supporting data, calculations, assumptions, and a description of the methodology used to determine the estimated benefit amounts.
(3) If applicable, a description of any classifications or specific group(s) of participants and beneficiaries whose benefits (or any portion thereof) the plan sponsor proposes to transfer, and the plan sponsor's rationale or basis for selecting those classifications or groups.
(g) A copy of the draft notice of application for partition described in
§ 4233.11.
29 C.F.R. § 4233.6 — Partition information. · CFR 2015 annual edition (revised as of 2015-07-01) · https://pensionresource.website/EAMain?content=EAMain.Law&id=cfr29-4233.6&asof=2015-01-05 · printed Oct 16, 2026