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(1) (International Data Corporation, Framingham, MA, A major market research, analysis and consulting firm in the information field. Founded in 1964, it provides annual briefings and in-depth reports on all aspects of the industry. IDC is a subsidiary of the International Data Group (IDG).

(2) (Internet Database Connector) A component of Microsoft's Internet Information Server (IIS) Web server that is used to access ODBC-compliant databases. IDC uses two file types. The .IDC file contains the query statement that is sent to the database. The results of the query are placed into an HTML extension file (.HTX file) and returned to the user's browser via IIS. IDC is an ISAPI DLL named HTTPODBC.DLL.

(3) (Internet DataCenter) See telecom hotel.

(4) (Insulation Displacement Connector) A type of connector that strips off the insulation of the wire to make contact with it. The wire is pushed into the connector with a punchdown tool. See punch block.

An IDC Block
Note the "V" teeth on this 66 punch block. As the wire is pushed down into the teeth, the insulation is stripped and the wire makes contact with the conductor.
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References in periodicals archive ?
incurred in connection with the actual operation of wells and other facilities on the property for the production of oil or natural gas are not intangible drilling costs, but must be treated as expenses.
Earnings and profits are adjusted further for certain purposes such as the treatment of intangible drilling costs, amortization of certain expenses, installment sales, and depletion.
Expenditures to acquire tangible property that has a salvage value are not considered intangible drilling costs. Therefore, the costs incurred to obtain the following items would not be considered intangible drilling costs (although depreciation deductions may be available):
The taxpayer prevailed by convincing the court that it was required to deduct all costs that met the definition of "intangible drilling cost," not just the types of costs that it recognized as IDCs when it filed its returns.
* Intangible drilling costs paid or incurred in tax years beginning after 1989.
He plans to strip the industry of its egregious depletion allowance but preserve its far more valuable benefits from intangible drilling costs. Those are the expenses of readying a site for drilling, everything except the cost of the drill itself.
"It's not easy to get the capital needed to go out and drill the wells so there are things like percentage depletion and intangible drilling costs, which the Obama Administration has sought to end during the last two years," said Martin Frost, a former Democratic congressman from Texas who works as a lobbyist for Polsinelli Shughart.
incurred in connection with equipment, facilities, or structures that are not incident to or necessary for the drilling of wells (including expenditures for storing and drilling) are not intangible drilling costs. (These items must be capitalized and depreciated.)4 Expenditures for drilling wells solely to obtain geological information and not for the production of oil or natural gas are not intangible drilling costs.
The next chapter reveals the story behind changes in oil and gas depletion and intangible drilling costs and how the alternative minimum tax came into being as the way to prevent taxpayers from escaping income tax liability by using "preferences." A controversy over the proposals occurred between the Administration and then Congressman George Bush.