What does allowability mean?
Allowability is a formal noun denoting the quality of being permissible — that is, whether something is allowed, accepted, or legitimate according to a particular set of rules, standards, or regulations. It is most at home in technical and professional settings: auditors assess the allowability of claimed expenses, courts weigh the allowability of evidence or actions, and government agencies evaluate the allowability of costs before reimbursement. The word derives from the verb 'allow', tracing back through Old French to medieval Latin roots concerned with approval and sanction. Because it names a property rather than an action, allowability usually appears in evaluative discussions — determining, questioning, or confirming whether something meets the relevant criteria. Though uncommon in casual speech, where speakers simply say something is 'allowed' or 'not allowed', the term is valuable precisely because it signals rigorous, rule-based judgment. Its connotations are neutral and procedural, evoking careful review rather than moral approval or disapproval.
nounThe quality or state of being allowable; the fact of being permitted, acceptable, or legitimate under a given set of rules, standards, or circumstances.
- The quality of being permitted or acceptable under a set of rules, regulations, or criteria (especially in accounting, law, and government contracting).
"The auditor questioned the allowability of several expenses claimed by the contractor."
"Before reimbursing the travel expenses, the finance team reviewed each item for allowability under company policy."
"The court's ruling turned on the allowability of the evidence under the terms of the plea agreement."
Rarely pluralized; the plural appears only when discussing multiple distinct determinations of what is allowable, typically across different rule sets or jurisdictions.
"The report compared the allowabilities of similar expenses across three different funding agencies."
In US government contracting, 'allowability' is such a serious matter that entire federal regulations — FAR Part 31 — exist just to decide which costs are allowable and which aren't.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of allowability
Allowability is formed from the verb 'allow' plus the suffix '-ability', following a common English pattern for creating abstract nouns from adjectives (here via 'allowable'). The verb 'allow' entered Middle English from Old French 'alouer', which itself derives from medieval Latin 'allocare', meaning to place, assign, or approve — the same root that gives us 'allocate' and 'alloy'. The compound noun emerged as administrative, legal, and accounting practices required a precise term for the property of being permitted under formal rules, becoming especially established in modern auditing and government contracting usage.
Related word forms
How allowability is actually used
Allowability is a formal, technical term used chiefly in accounting, auditing, law, and government procurement contexts. It is rare in everyday conversation, where simpler words like 'allowed' or 'acceptable' are preferred. In US federal contracting it carries precise regulatory meaning regarding which costs may be reimbursed.
Easily confused with allowability
Eligibility concerns whether someone or something qualifies for a particular role, benefit, or selection, whereas allowability concerns whether an action or item is permitted under rules or regulations.
Legality refers to conformity with law in a broad legal sense, while allowability typically refers to permission granted under specific rules, contracts, or institutional guidelines.