Most revised rules do not have to be open for additional public comment, unless there is a(n) substantial or material change from the initial proposed rule.
The transition in a subject from absolute nonbeing to being that is substance is known as substantial change (Latin: generatio simpliciter) or absolute becoming (Latin: fieri absolute, fieri simpliciter). This passage must be produced in the singular moment that a substance both manifests and already existing.
A loss or gain of employment, a sudden change in either party's finances, a move of the parties or the children, a death, a change in the child's wishes, etc. are examples of common "substantial changes in circumstances."
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