Information by Sumathi on ESI: For all employees earning Rs. 15,000 or less per month will be benefitted by this. 1.75% amount will be deducted from each worker's salary and the employer should contribute 4.75%. Duties of employer: Submitting the amount to the ESI office during the submission period. i.e April 1st to September 30 and October 1st to March 31st is the period the employer should submit the money.