Sec. 35. In general.

Sec. 36. (I) Reasons for the rule unsound.

Sec. 37. (II) Encroachments upon the rule:

(1) In two jurisdictions rejected. Sec. 38. (2) In England, tendency to reject rule in equity. Sec. 39. (3) Statutory modifications. Sec. 40. (4) Payments by public officers. Sec. 41. (5) Payments to trustees or court officers.

Sec. 42. (III) What is the true principle ?

Sec. 43. (IV) Mistake of foreign law.

Sec. 44. (V) Mistake of both law and fact.