Natural gas is found in deep underground rock formations or associated with other hydrocarbon reservoirs in coal beds and as methane clathrates. Petroleum is another resource and fossil fuel found in close proximity to and with natural gas.
If a notice is not received, contact BFS' TOP call center at 800-304-3107 or TDD 866-297-0517. The available hours are Monday through Friday 7:30 a.m. to 5 p.m. CST. Contact the IRS only if your original refund amount shown on the BFS offset notice differs from the refund amount shown on your tax return.
If face-to-face assistance is not a priority for you, you may also get help with IRS letters or resolve tax account issues by phone, toll free at 1-800-829-1040 (individuals) or 1-800-829-4933 (businesses).For information on where to file your tax return please see Where to File Addresses.The Taxpayer Advocate Service: Call (973) 921-4043 in Springfield or 1-877-777-4778 elsewhere, or see Publication 1546, The Taxpayer Advocate Service of the IRS.f face-to-face assistance is not a priority for you, you may also get help with IRS letters or resolve tax account issues by phone, toll free at 1-800-829-1040 (individuals) or 1-800-829-4933 (businesses).