diff --git a/source/chapter2-uefi.rst b/source/chapter2-uefi.rst
index 6e65d50..5fb5681 100644
--- a/source/chapter2-uefi.rst
+++ b/source/chapter2-uefi.rst
@@ -359,6 +359,12 @@ The DTB must be contained in memory of type `EfiACPIReclaimMemory`.
 `EfiACPIReclaimMemory` was chosen to match the recommendation for ACPI
 tables which fulfill the same task as the DTB.
 
+SMBIOS
+------
+
+If firmware provides SMBIOS tables and structures then it must provide them as
+described in [SMBIOS]_ § 5 & 6.
+
 UEFI Boot Services
 ==================
 
diff --git a/source/references.rst b/source/references.rst
index df1499d..2337bdd 100644
--- a/source/references.rst
+++ b/source/references.rst
@@ -40,3 +40,7 @@
    Version 20211203
 
 .. [RVUEFI] `RISC-V UEFI Protocol Specification <https://github.com/riscv-non-isa/riscv-uefi/releases/download/1.0.0/RISCV_UEFI_PROTOCOL-spec.pdf>`_
+
+.. [SMBIOS] `System Management BIOS (SMBIOS) Reference Specification v3.7.0
+   <https://www.dmtf.org/sites/default/files/standards/documents/DSP0134_3.7.0.pdf>`_,
+   July 2023, `DMTF <https://www.dmtf.org>`_