This legislation has been repealed.
A civil partnership is void if—
(a) either party did not meet the eligibility criteria in section 6 when the relationship was registered as a civil partnership; or
(b) either party did not freely enter into the civil partnership because—
(i) the party's agreement to enter into the civil partnership was obtained by duress or fraud; or
(ii) the party was mistaken about the identity of the other party or the nature of the declaration under section 7; or
(iii) the party was mentally incapable of understanding the nature and effect of the civil partnership.