CAs MUST NOT use Precertificate Signing CAs to issue Precertificates. CAs MUST NOT issue certificates using the Technically Constrained Precertificate Signing CA Certificate Profile specified in Section 7.1.2.4.
For CAs MUST NOT use Precertificate Signing CAs to issue Precertificates. CAs MUST NOT issue certificates using the Technically Constrained Precertificate Signing CA Certificate Profile specified in Section 7.1.2.4., requirement is CAs MUST NOT use Precertificate Signing CAs to issue Precertificates. CAs MUST NOT issue certificates using the Technically Constrained Precertificate Signing CA Certificate Profile specified in Section 7.1.2.4; effective date is 2026-03-15; baseline requirements section is 7.1.2.4; authority is CA/Browser Forum TLS Baseline Requirements; scope is all publicly-trusted CAs issuing TLS server certificates, recorded from its source on 2026-08-05.
- Requirement
- CAs MUST NOT use Precertificate Signing CAs to issue Precertificates. CAs MUST NOT issue certificates using the Technically Constrained Precertificate Signing CA Certificate Profile specified in Section 7.1.2.4. verified
- Effective date
- 2026-03-15 verified
- Baseline Requirements section
- 7.1.2.4 verified
- Authority
- CA/Browser Forum TLS Baseline Requirements our reading
- Scope
- all publicly-trusted CAs issuing TLS server certificates our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
2026-03-15 | 7.1.2.4 | CAs MUST NOT use Precertificate Signing CAs to issue Precertificates. CAs MUST NOT issue certificates using the Technically Constrained Precertificate Signing CA Certificate Profile specified in Section 7.1.2.4.
— cabforum.org, retrieved 2026-08-05
Source
- cabforum.orghttps://cabforum.org/working-groups/server/baseline-requirements/requirements/