EXTORTION, &c, BY MENACE OR THREAT
99 Demanding money with intent to steal
Whosoever, with menaces, or by force, demands any property from any person, with intent to steal the same, shall be liable to penal servitude for ten years.
100 Letter demanding money etc with menaces
Whosoever sends, delivers, or utters, or directly or indirectly causes to be received, knowing the contents thereof, any letter or writing demanding any property of any person, with menaces or any threat, and without reasonable cause, shall be liable to penal servitude for ten years.
100A Blackmail by threat to publish etc
(1) Whosoever with intent to cause gain for himself or any other person, or with intent to procure for himself or any other person any appointment or office, or with intent to cause loss to any person:(a) makes any unwarranted demand, and(b) supports that demand by making:shall be liable to penal servitude for ten years.(i) any unwarranted threat to publish,(ii) any unwarranted proposal to abstain from publishing, or(iii) any unwarranted offer to prevent the publication of,any matter or thing concerning any person (whether living or dead),(2) For the purposes of this section:(a) publish means communicate to any person,(b) a demand is unwarranted unless the person making it does so in the belief that he has reasonable grounds for making it,(c) a threat, proposal or offer in support of a demand is unwarranted unless the person making it does so in the belief that it is a proper means of supporting the demand,(d) gain means gain in money or other property, whether temporary or permanent, and includes a gain by keeping what one has, as well as a gain by getting what one has not, and(e) loss means loss in money or other property, whether temporary or permanent, and includes a loss by not getting what one might get, as well as a loss by parting with what one has.
Whosoever sends, delivers, or utters, or directly or indirectly causes to be received, knowing the contents thereof, any letter or writing accusing or threatening to accuse a person of felony, or of having committed, or attempted to commit, an infamous crime as defined in section 104, or of having committed an offence against decency in a public place, with intent in any such case to extort or gain property from any person, shall be liable to penal servitude for fourteen years.
102 Accusing or threatening to accuse of crime to extort money etc
Whosoever, in any manner, by words or otherwise, accuses, or threatens to accuse, either the person to whom such accusation or threat is made, or some other person, of any such crime or offence as is referred to in section 101, with intent in any such case to extort or gain property from any person, shall be liable to penal servitude for ten years.
103 Causing a person by violence or threats to execute deeds etc
Whosoever by unlawful violence to, or restraint of the body of, any person, or by any threat of such violence, or restraint, or by accusing or threatening to accuse a person of any such infamous crime as is defined in section 104, compels, or induces, any person to execute, make, accept, indorse, alter, or destroy, the whole or any part of any valuable security, or to write, impress, or affix, any name or seal upon, or to, any paper or parchment, with intent in any such case to defraud, shall be liable to penal servitude for fourteen years.
104 Term “infamous crime” defined
For the purposes of sections 101, 102 and 103 the term infamous crime shall include offences under sections 61B–61D, the crimes of rape, and buggery, or bestiality, with mankind, or an animal, and every assault with intent to commit, or attempt to commit, any such offence or crime, and every solicitation, promise, or threat, offered, or made, to any person whereby to induce him to commit, or permit, any such offence or crime.
105 Menace may be of violence or accusation etc
It shall be immaterial whether any such menace or threat, as is referred to in sections 99 to 103 both inclusive, is of violence, or injury, or of an accusation to be caused, or made, by the offender, or by any other person, or whether the accusation, if made, shall purport to be that of the offender, or some other person.

