17 C.F.R. § 229.1402
(b) For each reported period, present an analysis of net interest earnings as follows:
(c) For the interest rates and interest differential analysis,
(1) Present for each comparative reporting period
(2) For each major category of interest-earning asset and interest-bearing liability, segregate the changes presented pursuant to paragraph (c)(1) of this section into amounts attributable to:
(3) The rates and volume variances presented pursuant to paragraph (c)(2) must be allocated on a consistent basis between rates and volume variances, and the basis of allocation disclosed in a note to the table.
Instructions to Item 1402:
1. If material, disclose how non-accruing loans have been treated for purposes of the analyses required by paragraph (b).
2. In the calculation of the changes in the interest income and interest expense required by paragraph (c), exclude any out-of-period items and adjustments and disclose the types and amounts of items excluded in a note to the table.
3. If material loan fees are included in the interest income computation, disclose the amount of such fees.
4. If tax-exempt income is calculated on a tax equivalent basis, describe the extent of recognition of exemption from Federal, state, and local taxation and the combined marginal or incremental rate used in a brief note to the table.
5. If disclosure regarding foreign activities is required pursuant to Item 1401(d) of this subpart, the information required by paragraphs (a), (b) and (c) of this section must be further segregated between domestic and foreign activities for each significant category of assets and liabilities disclosed pursuant to paragraph (a). In addition, for each reported period, present separately, on the basis of averages, the percentage of total assets and total liabilities attributable to foreign activities.