To amend the Internal Revenue Code of 1986 to provide tax incentives for small business job creation, and for other purposes.

[AI summary unavailable — showing source text] Small Business Jobs Tax Relief Act of 2010 - Amends the Internal Revenue Code to: (1) increase from 50% to 100% the exclusion from gross income of the gain from the sale or exchange of qualified small business stock acquired after March 15, 2010, and before January 1, 2012; (2) limit the penalty for failure to disclose a reportable transaction (a transaction determined by the Internal Revenue Service [IRS] as having a potential for tax avoidance or evasion) to 75% of the decrease in tax resulting from such transaction; (3) increase in 2010 and 2011 the tax deduction for trade or business start-up expenditures from $5,000 to $20,000; (4) revise the definition of "qualified nonrecourse financing" to include qualified nonrecourse real property or Small Business Investment Company financing as amounts at risk for purposes of determining the deductibility of losses from certain investment activities, including farming, leasing, and energy exploration; (5) exclude from gross income any amount paid under the small business borrower assistance program; (6) expand rules for valuing assets in grantor retained annuity trusts to require that the right to receive fixed amounts from an…