The article compares the impeachment trials of former Chief Justice Renato Corona (2012) and Vice President Sara Duterte (2026), focusing on the subpoena of their financial records.Both cases involved legal battles over Bank Secrecy Law exemptions, with courts allowing subpoenas for bank accounts and tax filings as evidence.In Corona's trial, his SALN (Statement of Assets, Liabilities, and Net Worth) was used alongside bank records from PSBank and BPI.The Senate impeachment court ruled that impeachment proceedings override banking secrecy laws.

Similarly, Duterte's defense cited a 2025 Supreme Court ruling that halted her first impeachment case but allowed financial record subpoenas if justified.

The article highlights how legal precedents shape transparency in high-profile political trials, emphasizing the balance between judicial inquiry and individual rights under the Bill of Rights.