Cross Timbers Royalty Trust (CRT) 8-K Results of Operations and Financial Condition

EXHIBIT 99.1

[NEWS RELEASE LETTERHEAD OF CROSS TIMBERS ROYALTY TRUST APPEARS HERE]

CROSS TIMBERS ROYALTY TRUST

DECLARES MAY CASH DISTRIBUTION

Dallas, Texas, May 20, 2013 – U.S. Trust, Bank of America Private Wealth Management, as Trustee of the Cross Timbers Royalty Trust (NYSE – CRT), today declared a cash distribution to the holders of its units of beneficial interest of $0.181743 per unit, payable on June 14, 2013, to unitholders of record on May 31, 2013. The following table shows underlying oil and gas sales and average prices attributable to the current month and prior month distributions.

	Underlying Sales
	Volumes				Average Price
	Oil (Bbls)		Gas (Mcf)		Oil (per Bbl)		Gas (per Mcf)
Current Month		18,000		124,000	$	85.68	$	6.42
Prior Month		15,000		124,000	$	80.80	$	5.59

Excess Costs

XTO Energy has advised the trustee that decreased costs led to the partial recovery of excess costs on properties underlying the Texas Working Interest net profits interests. However, there were not enough proceeds from the properties underlying the Texas Working Interest net profits interests to be included in this month’s distribution.

For more information on the Trust, please visit our web site atwww.crosstimberstrust.com.

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Contact: Nancy G. Willis Vice President U.S. Trust, Bank of America Private Wealth Management, Trustee Toll Free – 877-228-5084