[#node-BlockCreateOptions-block_min_fee_rate]
= xref:node.adoc[node]::xref:node/BlockCreateOptions.adoc[BlockCreateOptions]::block_min_fee_rate
:relfileprefix: ../../
:mrdocs:

Minimum fee rate for transactions to be included. Providing a value overrides the ‐blockmintxfee startup setting.

== Synopsis

Declared in `<node/mining_types.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::optional<CFeeRate> block_min_fee_rate = {};
----


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