Regulation 13

A transit pass may be issued by the Controller to any person referred to in paragraph (1A) on arrival in Singapore who satisfies him that he desires to enter Singapore for the purpose of passing through Singapore to a destination outside Singapore and that he is in possession of or is in a position to obtain such valid documents as will permit him to enter the country of his destination and is otherwise qualified under the law in force in that country to enter the country.

For the purpose of paragraph (1), the Controller may issue a transit pass to —

The validity period specified for a transit pass when the pass is issued under paragraph (1) (not including any extension of the validity period of the pass under regulation 8B(1)(b)) must not exceed one month.