The energy industry and Alaska Governor Michael Dunleavy said opening ANWR to drilling would create jobs and boost the state's economy.
A Republican-passed tax bill in 2017 opened the area to oil and gas leasing, a key pillar of US President Donald Trump's agenda to expand fossil fuel production.
In 2018, US President Donald Trump pulled the United States out of Iran's 2015 nuclear deal with six powers and reimposed sanctions that have sharply cut Iran's oil exports.
Brent crude was down 3 cents, or 0.1pc, to $44.77 a barrel by 0858 GMT, while US West Texas Intermediate crude was up 3 cents, or 0.1pc, to $42.04 a barrel.
Brent crude added 30 cents, or 0.7%, to $45.10 a barrel by 0410 GMT, while U.S. West Texas Intermediate crude was up 34 cents, or 0.8%, to $42.35 a barrel.
Brent crude was down 8 cents at $45.35 a barrel by 0150 GMT, after a gain of around 2% in the previous session. West Texas Intermediate oil was down by 6 cents at $42.61 a barrel after gaining 2.6% on Wednesday.
Global oil majors are looking at expanding foothold in the vast Indian market, where local refiners are investing billions of dollars to boost their petrochemical capacities.
The petrochemical joint venture between Nayara and Shell was discussed at board of directors meetings of Nayara in November and December last year.
ISPR states that an advisory is being sent to all government departments and institutions in order to trace lapses and enhance cyber-security measures in place
The coronavirus crisis has led to less blending activity generally and as a result the issue of fewer compliance credits.
Another Texas-based refiner, CVR Energy Inc, also raised its full-year estimates for RIN costs by 43% to about $100 million. It had spent $43 million last year.
Brent crude rose 54 cents, or 1.2pc, to $44.94 a barrel by 0852 GMT, while US West Texas Intermediate (WTI) crude was up 69 cents, or 1.7pc, to $41.91 a barrel.
U.S. West Texas Intermediate (WTI) crude futures rose 50 cents, or 1.2%, to $41.72 a barrel at 0301 GMT, while Brent crude futures were up 40 cents, or 0.9%, at $44.80 a barrel.
The Ministry of Finance said that the deferred oil payment facility from Saudi Arabia expired on July 9 this year and a request to extend the agreement was being considered with Saudi Arabia.
Brent crude fell 69 cents, or 1.5%, to settle at $44.40 a barrel. U.S. West Texas Intermediate (WTI) crude fell 73 cents, or 1.7%, to end at $41.22 a barrel.
U.S. West Texas Intermediate (WTI) crude futures slipped 2 cents to $41.93 a barrel at 0246 GMT, while Brent crude fell 6 cents, or 0.1%, to $45.03, after both contracts had earlier traded higher.