The institutions that carry Sunday's PLA high-alert declaration and the confirmed HQ-9B battery deployment to Fujian's coastal corridor on their books are not the defense ministries but the CIPS-authorized clearing banks running cross-strait settlement, whose force-majeure provisions cover port closure and maritime interdiction but not the airspace denial produced by emplacements with a 200-kilometer engagement radius covering the crossing altitudes Taiwan's C-130 logistics fleet and the US P-8 Poseidon patrol pattern currently use. Neither provision covers a closed strait. The battery deployment is a balance-sheet event before it is a military one.

With US Air Forces Central now running counterbattery operations against Iranian radar sites following the confirmed strike on the Air Operations Center in Qatar, the CENTCOM posture absorbs precision-strike and air-defense inventory, or, more precisely, absorbs the first-response layer in any Taiwan-strait contingency, at a tempo that compresses the window in which the PBOC's reserve management desk can treat cross-strait commercial underwriting assumptions built in 2024 as current. Both theaters are now running. The HKMA's Systemic Pressure Monitor, whose Q3 2026 quarterly revision is the next scheduled publication, will carry corridor-denial risk as a formal input for the first time.