In this task, you are given a summary for US Congressional and California state bill, your task is to generate a Title for this bill. The preferred titles are under forty words and mention the purpose of the bill.
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Question: Petrified Forest National Park Expansion Act of 2002 - Revises the boundaries of the Petrified Forest National Park in Arizona.Authorizes the Secretary of the Interior to acquire private and State lands within in the Park's revised boundary to be administered as part of the Park.Directs the Secretary to transfer to the National Park Service (NPS) administrative jurisdiction over any land under the Secretary's jurisdiction that: (1) is within the Park's boundaries; and (2) is not under the NPS's administrative jurisdiction.Permits the continuation of grazing on land transferred to the Secretary.Requires the Secretary to amend the general management plan for the Park to address the use and management of any additional land acquired under this Act.

Answer: To revise the boundary of the Petrified Forest National Park in the State of Arizona, and for other purposes.

Question: Authorizes the President to present to Dr. Dorothy Height (President of the National Council of Negro Women) a congressional gold medal in recognition of her many contributions to the Nation.

Answer: A bill to award a congressional gold medal to Dr. Dorothy Height, in recognition of her many contributions to the Nation.

Question: Coal Royalty Fairness Act of 2015 Amends the Mineral Leasing Act to require the coal lease royalty to be at least 12.5% of the assessment value of federal coal (currently, 12.5% of the value of coal as defined by regulation), which value shall be established by the Secretary of the Interior within one year after enactment of this Act. Defines "assessment value" as: (1) the price of federal coal paid by the purchaser at final sale, or (2) a price imputed by the Secretary based on the coal price index. Defines "coal price index" as the schedule of average market prices of federal coal paid by the purchaser at final sale, based on the quality and type of the federal coal, as determined by the Secretary. Directs the purchaser of federal coal to annually submit a report containing such information as the Secretary determines necessary to carry out this Act. Authorizes the Secretary to examine the records of any person engaged in the purchase, sale, transportation, or marketing of federal coal. Directs the Secretary to: (1) compile the assessment values of coal by type and quality of coal in the coal price index, and (2) publish such index at least quarterly. Sets forth provisions regarding: (1) determining and assessing royalties for the export of federal coal, (2) compiling in a transportation cost index the average costs of transporting coal, and (3) determining the amount of any applicable transportation cost deduction on the basis of such index. Requires the Secretary to publish such index at least twice annually. Requires the Comptroller General to report to Congress every 3 years over a 15-year period on a review of the federal coal program.

Answer:
Coal Royalty Fairness Act of 2015