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.

Historic Tax Credit Improvement Act of 2015  This bill amends the Internal Revenue Code, with respect to the tax credit for the rehabilitation of buildings and historic structures, to: (1) allow an increased 30% credit, up to $750,000, for projects with rehabilitation expenditures not exceeding $3.75 million, for which no credit was allowed in either of the 2 prior taxable years (smaller projects); (2) allow the transfer of tax credit amounts for smaller projects; (3) treat a building as substantially rehabilitated if rehabilitation expenditures exceed the greater of 50% of the adjusted basis of the building or $5,000 (currently, the greater of the adjusted basis of the building or $5,000); (4) exempt from tax the proceeds of a state historic tax; and (5) set forth special rules for the tax treatment of tax-exempt use property and functionally-related historic structures. 
Historic Tax Credit Improvement Act of 2015

Railroad Antitrust Enforcement Act of 2008 - (Sec. 2) Amends the Clayton Act (the Act) to make federal antitrust laws applicable to all common carriers subject to the Surface Transportation Board (STB), regardless of whether the carrier filed a rail carrier rate or whether a complaint challenging a rate is filed.

(Sec. 3) Subjects to antitrust review agreements among rail carriers to pool or divide traffic, services, or earnings.

(Sec. 4) Authorizes the the Federal Trade Commission (FTC) to enforce certain provisions of the Act against STB-approved agreements or combinations, including those related to rates.

(Sec. 5) Removes the prohibition against a private party seeking injunctive relief against a rail carrier for a violation of the antitrust laws.

(Sec. 6) Provides that, in any civil action against a rail common carrier, the U.S. district court shall not be required to defer to the primary jurisdiction of the STB.

(Sec. 7) Amends the Federal Trade Commission Act to authorize FTC enforcement against rail carriers for unfair methods of competition.

(Sec. 8) Amends federal transportation law to terminate the exemptions from antitrust laws for rail carriers, including mergers and acquisitions and ratemaking agreements.

Requires the STB when reviewing a proposed rate agreement, to take into account its impact upon shippers, consumers, and affected communities, and to make findings regarding such impact, which shall be made part of the administrative record.

Revises STB authority to provide that a rail carrier, corporation, or a person participating in an approved transaction is not exempt from specified antitrust laws.

(Sec. 9) Makes the date of enactment of this Act its effective date. Makes an exception for parties engaging prior to such enactment in conduct or actions previously exempted by STB approval (such parties to have 180 days to discontinue such conduct or action or otherwise become subject to the antitrust laws).
To amend the Federal antitrust laws to provide expanded coverage and to eliminate exemptions from such laws that are contrary to the public interest with respect to railroads.

Promoting Good Cyber Hygiene Act of 2017 This bill requires the National Institute of Standards and Technology to establish for use by the&nbsp;federal government, the private sector, and any person utilizing an information system or device a list of best practices to defend against common cybersecurity threats or risks.&nbsp; The Department of Homeland Security must&nbsp;assess cybersecurity threats, the effect of such threats on the federal government's information systems and networks, and submit recommendations for addressing such threats. 

Promoting Good Cyber Hygiene Act of 2017