Staking: Definition, Mechanics and Swiss Tax Treatment

Definition

Staking is the process of locking cryptocurrency tokens in a proof-of-stake blockchain network to participate in transaction validation and network security. In exchange for committing their tokens — and thereby assuming the risk of slashing penalties — stakers earn rewards, typically denominated in the network’s native token.

Staking serves as the consensus mechanism for proof-of-stake blockchains, replacing the energy-intensive mining process used by proof-of-work networks such as Bitcoin. By requiring validators to have a financial stake in the network, proof-of-stake systems align economic incentives with network integrity: validators who act honestly are rewarded, whilst those who attempt to manipulate the network risk losing their staked assets.

How It Works

Validator Staking

In its purest form, staking involves operating a validator node — a server that participates directly in the blockchain’s consensus process. Validators propose and attest to new blocks, and are selected to do so in proportion to the amount of tokens they have staked. Running a validator node requires technical infrastructure, continuous uptime and a minimum stake threshold that varies by network.

Delegated Staking

Most staking participants do not operate validator nodes directly. Instead, they delegate their tokens to professional validator operators, who stake on their behalf and distribute a share of the earned rewards minus a commission. Delegated staking lowers the technical barrier to participation and enables token holders with smaller balances to earn yield.

Liquid Staking

Liquid staking protocols issue derivative tokens that represent staked positions. These derivative tokens — such as stETH for staked Ether — can be freely traded, used as collateral in DeFi protocols or transferred between wallets, whilst the underlying tokens remain staked and earning rewards. Liquid staking solves the liquidity trade-off inherent in traditional staking, where tokens are locked and illiquid for the duration of the staking period.

Staking Rewards

Staking yields vary by network and are determined by several factors:

• Inflation rate — Many proof-of-stake networks issue new tokens as staking rewards, diluting non-stakers and incentivising participation
• Participation rate — Yields are typically inversely correlated with the proportion of tokens staked: as more tokens are staked, rewards per staker decrease
• Transaction fees — Some networks distribute a portion of gas fees to validators, providing an additional revenue stream
• Network-specific mechanics — Each blockchain has unique reward structures, lock-up periods and slashing conditions

As of early 2026, annualised staking yields for major networks range from approximately three per cent to twelve per cent, though these figures are subject to significant variation.

Swiss Context

Staking as a Financial Service

In Switzerland, staking services offered by regulated intermediaries are subject to FINMA oversight. Crypto banks and custodians offering staking products must comply with operational-risk, disclosure and custody requirements. The distinction between “non-custodial” staking (where the user retains control of their private keys) and “custodial” staking (where a third party holds the keys) is important, as the latter triggers additional regulatory obligations.

Several FINMA-licensed institutions offer staking services to retail and institutional clients, typically as an integrated feature within broader custody and asset-management products. These services handle the technical complexity of validator operation and reward distribution, providing clients with a turnkey staking experience.

Swiss Tax Treatment

The tax treatment of staking rewards is a critical consideration for Swiss-based participants:

Income classification — For private individuals, staking rewards are generally classified as income from movable property and are subject to income tax at the market value of the tokens on the date of receipt. This treatment applies regardless of whether the tokens are immediately sold or held.

Wealth tax — Staked tokens, including those locked in staking contracts, are subject to cantonal wealth tax based on their market value as of 31 December. This includes both the original staked tokens and any accumulated rewards.

Professional trader classification — Individuals who stake at significant scale, with high frequency of reward claiming and reinvestment, risk being classified as professional securities traders. Professional-trader status subjects capital gains — which are normally exempt for private investors — to income tax.

Corporate taxation — Companies that stake tokens as part of their business activities treat staking rewards as ordinary business income, subject to corporate income and capital tax in the relevant canton. Zug’s favourable tax rates make it an attractive base for corporate staking operations.

Institutional Adoption

Swiss institutional investors have approached staking with measured interest. Pension funds and family offices view staking as an attractive yield-generation mechanism for tokens that would otherwise sit idle in custody. However, concerns about smart-contract risk, slashing penalties and the regulatory classification of staking rewards have led to cautious adoption.

The development of institutional staking products by FINMA-regulated entities — incorporating insurance, risk management and tax-reporting integration — is expected to accelerate institutional participation in staking over the coming years.

Key Considerations

Slashing risk — Validators that behave dishonestly or experience significant downtime may be penalised through slashing — the forced destruction of a portion of their staked tokens. Delegators share in slashing risk, making the selection of a reliable validator operator essential.

Lock-up periods — Many networks require staked tokens to remain locked for a specified period (the “unbonding” period), during which they cannot be transferred or sold. This illiquidity risk must be weighed against the expected yield.

Smart-contract risk — Liquid staking protocols introduce smart-contract risk: bugs or vulnerabilities in the staking contract could result in loss of funds. Users should verify that staking protocols have undergone rigorous security audits.

Tokenomics dilution — Staking rewards funded by token inflation dilute non-stakers. The real yield — net of inflation — may be significantly lower than the headline staking rate.

Regulatory evolution — The regulatory treatment of staking is evolving across jurisdictions. Swiss participants should monitor FINMA guidance and engage qualified tax advisers to ensure compliance.

Donovan Vanderbilt is a contributing editor at ZUG BLOCKCHAIN, a publication of The Vanderbilt Portfolio AG, Zurich. The information presented is for educational purposes and does not constitute investment advice.