Key elements included in the energy bill are detailed below, along with several items that were dropped.

COST:

* Offers about $14.5 billion in tax breaks and incentives over 10 years to boost oil and natural gas production, and support wind, solar power, and other renewable energy sources.

OIL/GAS:

* Requires a delay of at least 141 days in a US government review of the Chinese-government owned CNOOC Ltd oil company's $18.5 billion bid for American-oil giant Unocal.

* Offers energy companies royalty relief for drilling in the Gulf of Mexico's deep waters.

* Requires an inventory of offshore oil and natural gas resources, including areas off Florida closed to drilling.

* Gives Federal Energy Regulatory Commission, not the states, exclusive authority to approve LNG import terminals.

* Expands Strategic Petroleum Reserve by 300 million barrels to 1 billion barrels.

* Bans oil drilling in the Great Lakes.

* Dropped language in Senate bill requiring the federal government to find ways to cut US oil demand, or to require better fuel mileage on SUVs and other gas-guzzling vehicles.

* Dropped language to open the Arctic National Wildlife Reserve to drilling, but this is expected to be added to a separate government funding bill later this year.

MOTOR FUEL:

* Requires the use of 7.5 billion gallons of ethanol a year as a gasoline additive by 2012, almost double the current use.

* Allows parties in liability suits related to contamination from methyl tertiary butyl ether (MTBE) to move ongoing cases to a federal court.

* Does not extend lawsuit protection to makers of MTBE, which has contaminated state water supplies.

UTILITIES/NUCLEAR:

* Repeals a Depression-era law, the Public Utility Holding Company Act, which prevents certain utility mergers.

* Offers $2 billion in federal insurance to cover delays in building 6 new nuclear power reactors.

* Imposes reliability operating standards on utilities to protect the US electric grid from blackouts.

* Extends expiring accident insurance protection for owners of nuclear power plants by 20 years.

* Permits power lines across federal public lands, overriding federal agency objections to siting decisions.

* Dropped proposal to require US utilities to generate 10 percent of their power from renewable sources such as wind.

MISC:

* Moves the start of daylight-saving time in 2007 from the first Sunday in April to the second Sunday in March, and extends it by one week to the first Sunday in November.

* Increases funding to develop low-emission power plants fueled by coal.

* Creates a federal panel to promote technologies that reduce greenhouse gas intensity, but does not mandate specific cuts in US global warming emissions.