ESOPs give an employee the right to buy shares later at a price you fix today. The employee pays that price when they exercise. Sweat equity is different: those are shares you issue directly to an employee or director in return for their know-how or effort, usually at a discount, and the law caps how much you can issue. RSUs are a promise of free shares once they vest, common in large and listed companies but not a separate instrument for an Indian private company. For most startup hires, ESOPs are the tool you want.
| Question | ESOP | Sweat equity | RSU |
|---|---|---|---|
| What the employee gets | An option to buy shares later | Shares now, for effort or IP | A promise of shares on vesting |
| Does the employee pay? | Yes, the exercise price on exercise | Often at a discount or for non-cash value | No, or a nominal amount |
| Governing provision | Section 62(1)(b) | Section 54 | No distinct provision; usually run through the ESOP route |
| Statutory cap on quantum | No fixed cap | Yes, a Rule 8 cap | Follows whatever route is used |
| Typical use | Standard startup hiring grant | Rewarding IP or a key early contribution | Large companies, often post-IPO |
When ESOPs are the right choice
ESOPs are the default for a reason. You grant an option, the employee waits out a vesting schedule, and at the end they can buy shares at the price you set on the grant date. If the company has grown, that price looks cheap and the option is worth something. If it has not, the employee simply does not exercise and loses nothing.
To run an ESOP you need a scheme approved by a special resolution of shareholders. Tax bites in two places: a perquisite tax when the employee exercises, on the gap between fair value and the exercise price, and capital gains when they eventually sell. Most founders use ESOPs for everyone from the second engineer to senior leadership.
Sweat equity, and the cap nobody mentions
Sweat equity is for a narrower situation: someone has given the company real value already, in the form of intellectual property or a significant contribution, and you want to issue them shares for it rather than cash. It is issued under Section 54, and this is where founders get caught out.
Rule 8 of the Companies (Share Capital and Debentures) Rules limits how much sweat equity a company can issue. An ordinary company can issue only up to 15% of its paid-up equity capital in a year, or shares worth ₹5 crore, whichever is higher, and not more than 25% of paid-up capital at any time. Recognised startups get a longer leash, up to 50% of paid-up capital within ten years of incorporation. If you plan to reward a co-founder or an early technical partner with sweat equity, check the cap before you promise a number.
Where RSUs fit
RSUs are units that turn into actual shares once they vest, at little or no cost to the employee. They are everywhere in large multinationals and listed companies. In an Indian private company, RSU is not a defined instrument under the Companies Act, so when a startup says “RSU” it is usually running the grant through its ESOP scheme with an exercise price near zero, or treating it as a contractual promise to allot shares. The label matters less than the mechanics: confirm what instrument actually sits underneath.
A simple way to pick
If you are hiring and want to give upside without taking cash off anyone, use an ESOP. If a specific person has already handed the company IP or done something that genuinely built value, sweat equity is the honest instrument, as long as you stay inside the Rule 8 cap. Keep RSUs in mind for later, when the company is bigger and a near-zero-cost grant makes sense. Whatever you choose, get the scheme and the special resolution in place before you make the offer, not after.
Frequently asked questions
What is the difference between ESOP and sweat equity?
An ESOP gives an employee the option to buy shares later at a fixed exercise price, which they pay on exercise. Sweat equity is shares issued directly to an employee or director for their know-how or contribution, usually at a discount. ESOPs have no statutory quantum cap; sweat equity does.
Is there a limit on how much sweat equity a company can issue?
Yes. Under Rule 8, an ordinary company can issue sweat equity up to 15% of paid-up equity capital in a year or shares worth ₹5 crore, whichever is higher, capped at 25% of paid-up capital overall. Recognised startups can go up to 50% within ten years of incorporation.
Do Indian private companies issue RSUs?
RSU is not a separate instrument under the Companies Act. When an Indian private company offers RSUs, it usually structures them through its ESOP scheme with a near-zero exercise price, or as a contractual promise to allot shares on vesting.
When is an employee taxed on an ESOP?
An ESOP is taxed at two stages: a perquisite tax when the employee exercises the option, on the difference between fair value and the exercise price, and capital gains tax when they later sell the shares.
Reviewed by CS Sapna Malpani, a practising Company Secretary in Bangalore who sets up ESOP schemes and equity grants for startups. This is general information, not legal advice. About Sapna Malpani.
Last reviewed: May 2026.