Necessary


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Related to Necessary: Necessary and sufficient

Necessary

An expense that is appropriate and helpful in furthering the taxpayer's business or income-producing activity. See also Ordinary defined elsewhere in this glossary.
References in periodicals archive ?
By looking at the delta between what the trainee knows and what he or she needs to know, we can determine the training interventions necessary.
Some third-party financial assistance is therefore necessary, but it must be minimized because it impedes the market's effectiveness by relieving parents of direct financial responsibility.
v], It is not necessary to make a precise measurement of the neutron polarization.
If necessary, the NCBI can also conduct special on-site examinations.
To examine the distal trachea or lower airway, it is necessary to use a longer flexible endoscope, such as a bronchoscope or a transnasal esophagoscope.
That is, in other approaches it is necessary for each robot to have the same number of steps in their programs, which can necessitate "phantom" steps for robots that don't need to perform as many moves as others.
While the level of procedural and administrative change will vary by agency, all organizations pursuing accreditation must remain open to any changes necessary.
The laboratory using a method is responsible for ensuring that it is adequately validated, and if necessary, for carrying out further work to supplement existing data.
212 activity are generally deductible if they are (among other things) ordinary, necessary and reasonable, and directly connected to (or proximately result from) the taxpayer's trade or business.
Because our fleet management effort required parts marking as a key enabler, another solution was necessary.