Solana validators are weighing two governance proposals that would significantly tighten the network’s monetary policy. SIMD-0550 and SIMD-0553 could reduce future SOL emissions, increase token burns, and create a more deflationary supply dynamic when network usage is strong.

SIMD-0550 Targets Faster Disinflation

Submitted on June 2 by Helius engineer lostintime101, SIMD-0550 proposes doubling Solana’s annual disinflation rate from 15% to 30%. The change would compress the estimated time needed to reach the network’s terminal inflation rate from approximately 5.7 years to 2.8 years.

The proposal could eliminate roughly $1.5 billion in future SOL emissions over six years. Because newly minted tokens can become a source of selling pressure when validators sell them to cover operating costs, reducing emissions would limit ongoing dilution.

SIMD-0550 has advanced to a formal Solana Governance Proposal vote after receiving near-approval signals from Anza reviewers in GitHub comments posted between June 10 and 14. Approval from Firedancer remains pending, representing the final major technical checkpoint before the broader validator community considers the change.

SIMD-0553 Links Burns to Network Activity

SIMD-0553, submitted the following day by Helius engineer 0xIchigo, would restructure Solana’s fee system by introducing a burned resource fee tied to compute units. The proposal is designed to make the amount of SOL burned more closely reflect demand for network resources.

Under current conditions, Solana burns approximately 650 SOL per day. SIMD-0553 could raise that figure to about 9,000 SOL daily under favorable activity conditions—an increase of nearly 14 times.

Together, the proposals could push net supply growth below Solana’s 1.5% terminal inflation target during periods of elevated usage. The combined approach would accelerate the decline in new issuance while allowing network activity to increase the amount of supply removed through burns.

Lessons From the SIMD-0228 Vote

The proposals follow the failed SIMD-0228 vote in March 2025, which received only 37.8% validator support, far below the 66.67% supermajority required for approval. SIMD-0550 takes a less complex approach by changing an existing parameter rather than introducing a new market-based emissions mechanism.

The proposals have received public backing from Solana co-founder Anatoly Yakovenko, while Helius’ role as a major Solana RPC infrastructure provider may also lend credibility among validators. However, faster disinflation could reduce staking yields, potentially pressuring smaller validators with limited operating margins. The burn mechanism would likewise have a smaller effect during quiet periods because it is tied to compute usage.

What This Means

If approved, SIMD-0550 and SIMD-0553 would mark Solana’s most substantial tokenomics adjustment since the SIMD-0228 defeat. The changes could reduce dilution sooner and make high network usage more directly supportive of supply reduction. Their success, however, depends on securing broad validator consensus and demonstrating that lower emissions and changing staking economics will not weaken network participation.