To collect the welcome bonus, you don't need a bonus code, but you can use promotional codes on your registration to receive additional goodies. Meanwhile, the maximum bonus for customers from Russia, Kazakhstan, Uzbekistan, Kyrgyzstan, Tajikistan, Georgia, and Azerbaijan is limited to 5,000 RUB. For example, customers from Finland, Germany, Norway, Switzerland, and Austria have a higher maximum bonus limit of €200.
Moreover, the bonus will vary depending on where you live.