There are two types of TDS certificates in India: 1. Form 16: It is a TDS certificate issued to salaried employees by their employer. Form 16 contains details of the salary paid, TDS deducted, and other taxable allowances received by the employee. 2. Form 16A: It is a TDS certificate issued for non-salary payments, such as rent, professional fees, commission, etc. Form 16A contains details of the non-salary payment received and TDS deducted on such payments.