| # | Id | Type | Description | 
| 1 | accountNumber | string | Account number | 
| 2 | patronageDividends | number | Box 1, Patronage dividends | 
| 3 | nonpatronageDistributions | number | Box 2, Nonpatronage distributions | 
| 4 | perUnitRetainAllocations | number | Box 3, Per-unit retain allocations | 
| 5 | federalTaxWithheld | number | Box 4, Federal income tax withheld | 
| 6 | redemption | number | Box 5, Redemption of nonqualified notices and retain allocations | 
| 7 | section199Deduction | number | Box 6, Section 199A(g) deduction | 
| 8 | qualifiedPayments | number | Box 7, Qualified payments | 
| 9 | section199QualifiedItems | number | Box 8, Section 199A(a) qualified items | 
| 10 | section199SstbItems | number | Box 9, Section 199A(a) SSTB (Specified Service Trade or Business) items | 
| 11 | investmentCredit | number | Box 10, Investment credit | 
| 12 | workOpportunityCredit | number | Box 11, Work opportunity credit | 
| 13 | otherCreditsAndDeductions | number | Box 12, Other credits and deductions | 
| 14 | specifiedCoop | boolean | Box 13, Specified Cooperative | 
| 15 | stateAndLocal | StateAndLocalTaxWithholding |  | 
| 16 | secondTinNotice | boolean | Second TIN Notice |