(a) PREREQUISITES. One or more members of a class may sue or be sued as representative parties on behalf of all members only if:
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(1) the class is so numerous that joinder of
all members is impracticable;
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(2)
there are questions of law or fact common to the class;
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(3) the claims or defenses of the
representative parties are typical of the claims or defenses of the class
and
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(4) the representative parties
will fairly and adequately protect the interests of the class.
(b) TYPES OF CLASS ACTIONS. A class action may be maintained if Rule 23(a) is satisfied and if:
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(1) prosecuting separate actions by or
against individual class members would create a risk of
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(2) the party
opposing the class has acted or refused to act on grounds that apply generally
to the class, so that final injunctive relief or corresponding declaratory
relief is appropriate respecting the class as a whole; or
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(3) the court finds that the questions of law
or fact common to class members predominate over any questions affecting only
individual members, and that a class action is superior to other available
methods for fairly and efficiently adjudicating the controversy. The matters
pertinent to these findings include:
(c) CERTIFICATION ORDER; NOTICE TO CLASS MEMBERS; JUDGMENT; ISSUES CLASSES; SUBCLASSES.
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(1)
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(2)
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(3)
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(4)
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(5)
(d) CONDUCTING THE ACTION.
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(1)
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(2)
(e) SETTLEMENT, VOLUNTARY DISMISSAL, OR COMPROMISE. The claims, issues, or defenses of a certified class-or a class proposed to be certified for purposes of settlement-may be settled, voluntarily dismissed, or compromised only with the court's approval. The following procedures apply to a proposed settlement, voluntary dismissal, or compromise:
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(1)
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(2)
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(3)
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(4)
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(5)