Section 42

Section 42 can refer to :
 * Section 42 of the Australian constitution
 * In the US - Section 42 of the Internal Revenue Code - details the Low-Income Housing Tax Credit
 * English Law - A section of the Mental Health Act 1983 dealing with involuntary commitment
 * English Law - Section 42 of the Offences against the Person Act 1861 (now replaced) dealt with common assault and battery
 * Section 42 of the Indian Penal Code, definition of "local law"
 * In engineering, Section 42 of IEC 60364 standard defines Thermal protection criteria for electrical installations