In Model UN drafting, an operative clause is the action-oriented portion of a draft resolution. When a clause needs to enumerate specific items, conditions, or steps, drafters break it into sub-operative clauses (typically lettered a, b, c). A sub-sub-operative clause goes one level deeper, breaking a sub-clause into even finer points — usually marked with lowercase Roman numerals (i, ii, iii) or sometimes Arabic numerals in parentheses.
The standard hierarchy used in most MUN circuits looks like:
- 1. Operative clause (Arabic numeral, begins with an underlined operative phrase such as Calls upon, Requests, or Decides)
- a. Sub-operative clause (lowercase letter)
- i. Sub-sub-operative clause (lowercase Roman numeral)
- a. Sub-operative clause (lowercase letter)
Punctuation follows the standard UN style: the operative clause ends with a semicolon, sub-clauses end with commas, and sub-sub-clauses also end with commas, with the final item in the chain closing the parent clause's semicolon. Only the last operative clause in the entire resolution ends with a period.
Sub-sub-operative clauses are most common in resolutions establishing complex mechanisms — for example, mandates for a new committee, funding structures, reporting timelines, or technical implementation details. They allow delegates to negotiate precise commitments without cluttering the parent clause. Overuse, however, is discouraged: many chairs and rapporteurs consider drafts with extensive third-tier nesting to be poorly organized and may ask sponsors to consolidate before approving the draft for debate.
Real UN General Assembly and Security Council resolutions occasionally use similar nesting (see, for instance, sanctions resolutions with detailed listing criteria), though actual UN drafting style tends to favor flatter structures than what is common in MUN practice. Conference-specific rules of procedure should always be consulted, as formatting conventions vary between circuits such as THIMUN, NMUN, and Harvard WorldMUN.
Example
At NMUN 2023, a draft resolution on cybersecurity capacity-building used sub-sub-operative clauses (i, ii, iii) under clause 4(b) to specify training modules, funding tranches, and reporting deadlines for the proposed UN-led program.
Frequently asked questions
Most MUN style guides use lowercase Roman numerals (i, ii, iii) for sub-sub-operative clauses, nested under lettered sub-operative clauses (a, b, c) within a numbered operative clause.
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