Trusts and estates operate under a conduit principle: income that is distributed to beneficiaries is deducted by the entity through the distribution deduction (Section 651 for simple trusts, Section 661 for complex trusts) and is taxed to the beneficiaries. Income retained by the trust or estate is taxed at the entity level using the compressed trust/estate tax rate schedule, which reaches the top rate at much lower income thresholds than for individuals. Answer A is incorrect because distributed income shifts the tax burden to beneficiaries. Answer B is incorrect because retained income is taxed at the entity level. Answer C is incorrect because there is no equal-split rule.

Beneficiaries of a trust or estate include in income the amount distributed to them, but only up to the trust's DNI (or their proportionate share of DNI if there are multiple beneficiaries). Since the trust's DNI is $50,000, the beneficiary includes $50,000 in income regardless of the fact that $70,000 was distributed. The $20,000 excess distribution represents a distribution of corpus (principal) that is not taxable to the beneficiary. Answer A ($70,000) incorrectly ignores the DNI cap. Answer C ($20,000) is the non-taxable corpus distribution, not the taxable amount. Answer D is incorrect because trust distributions up to DNI are taxable.

Estate taxable income = gross income - allowable deductions - personal exemption = $80,000 - $20,000 - $600 = $59,400. An estate that makes no distributions retains all income and is taxed on the net income at the estate tax rate schedule. The estate's personal exemption is $600 under Section 642(b). Answer D is correct. Answer A ($80,000) takes no deductions at all. Answer B ($60,000) would result from subtracting only the $20,000 deductions without applying the $600 personal exemption. Answer C ($79,400) subtracts only the $600 personal exemption without the $20,000 allowable deductions.

Under Section 642(b), the personal exemption amounts differ by entity type: (1) simple trusts (required to distribute all current income) receive a $300 exemption; (2) complex trusts (all other trusts) receive a $100 exemption; and (3) estates receive a $600 exemption. These amounts are much lower than individual exemptions and reflect that trusts and estates receive the distribution deduction which shifts income to beneficiaries. Answer B is incorrect because trusts and estates do not receive the individual personal exemption amounts. Answer C is incorrect because they do receive a personal exemption. Answer D reverses the simple trust and estate amounts.

Form 1041 for estates and trusts is due on the 15th day of the 4th month following the close of the tax year. For a fiscal year ending June 30, the due date is October 15 (the 15th of the 4th month, which is October). An automatic extension is available (5.5 months for trusts, 5 months for estates). Answer B is incorrect because fiscal-year filers do not use April 15 as a universal due date. Answer C (15th of 3rd month = September 15) is incorrect; the rule is the 4th month. Answer D (6th month) is also incorrect.

Under Section 663(a)(1), distributions of specific property or specific sums of money that are paid in not more than three installments are treated as bequests or legacies and are excluded from the distribution deduction. These amounts are not taxable to the beneficiary and are not deductible by the estate or trust. This exception prevents the estate from generating a distribution deduction for what is essentially a legacy payment from corpus. Answer A is incorrect because first-year distributions are not categorically excluded. Answer C is incorrect because there is no blanket exclusion for distributions from tax-exempt income (though the character flows through). Answer D is incorrect because charitable beneficiary distributions are governed by separate rules.

The throwback rules were designed to prevent wealthy taxpayers from using trusts to accumulate income at lower trust rates and later distribute it to beneficiaries, who would be taxed at lower rates than in the years the income was earned. The rules apply to accumulation distributions from foreign trusts with U.S. beneficiaries and compute a hypothetical tax as if the income had been distributed in the years earned, imposing an interest charge for the tax deferral. The throwback rules for domestic trusts were substantially repealed by the Tax Reform Act of 1976, but they continue to apply to foreign trusts. Answer A is incorrect because the throwback rules primarily apply to foreign trusts under current law. Answer B is incorrect because the rules survive for foreign trusts. Answer D is incorrect as there is no such date cutoff.

An estate is a separate taxable entity. If the estate sells property and realizes a capital gain that is not distributed to beneficiaries, the gain is taxed to the estate at the applicable estate income tax rates (which use the same rate schedule as trusts, compressed to reach top rates at much lower thresholds than individuals). Answer A is incorrect because even though property received a stepped-up basis at death, the estate may still have a gain if the value increased further after death or if the step-up was not to FMV. Answer B is incorrect because gain is not automatically passed through; it must be distributed to flow to beneficiaries. Answer C is incorrect because there is no two-year exemption for estate capital gains.

Under Section 642(c), an estate or trust may deduct amounts that are paid for charitable purposes if such payments are made pursuant to the terms of the governing instrument (will or trust agreement). Unlike individuals, who are subject to percentage-of-AGI limitations on charitable deductions, trusts and estates may deduct the full amount paid to qualifying charitable organizations from gross income, with no percentage limitation. The key requirement is that the charitable distribution must be authorized by the governing document. Answer B is incorrect because there is no 10% limitation. Answer C is incorrect because the individual percentage limitations do not apply. Answer D is incorrect because estates and trusts do have charitable deductions under Section 642(c).

Under Section 642(h), in the final year of a trust or estate, certain tax attributes that would otherwise expire pass through to the beneficiaries: (1) NOL carryovers, (2) capital loss carryovers, and (3) excess deductions over gross income in the final year. These items are allocated among beneficiaries based on their proportionate interest and may be used on their individual returns (subject to applicable limitations, such as the capital loss $3,000 annual limitation for individuals). Answer A is incorrect because Section 642(h) specifically allows these items to pass through. Answer B is incorrect because they pass to beneficiaries, not the IRS. Answer C is incorrect because they carry forward to beneficiaries' returns, not back to the trust.