True, sometimes the Hechsher relies on the rest of the packaging. But not always.
If the genuine Hechsher says “For the Rest of the Year Only“, then the illegibly stamped text of “כשל”פ ה’תשפ”ב” is on the secular State Rabbinate’s “authority” and “responsibility” alone…
I agree; it’s confusing. Here is my alternative labeling suggestion.