Explain Section 171H, which involves illegal payments in connection with an election.
Section 171H addresses the offense of making expenses without the general or special authority in writing of a candidate for the purpose of promoting or procuring the election of such candidate. The punishment for this offense is a fine that may extend to five hundred rupees. There is a provision that if a person, having incurred such expenses without authority, obtains approval in writing of the candidate within ten days, he shall be deemed to have incurred such expenses with the authority of the candidate. [Chapter 9A, Section 171H]