3 color photos (35 x 45 mm, Color, matt finish, 80% of the face to be seen).
Covering letter (with travel dates mentioned) addressing The Visa Officer, Singapore Consulate, Chennai.
Invitation Letter from Singapore company – If Business
Return confirm ticket
Address proof like : Company covering letter with local address and Rental agreement – For other region passport
IMPORTANT NOTE:-
Only south issued passport should in Singapore Consulate, Chennai
Processing time: Minimum 3 working days from the submission: Please note : Embassy may issue 1 month entry visa only from the date of submission, also it will be an E visa only