From my understanding, it was just that year, 2010.
depends entirely on state law...I can assure you, Pennsylvania is not tied to the Federal threshold; it is (or was, 2011) 4% on dollar one, to non-spousal beneficiaries regardless of Federal status...
somene should look up state laws regarding death taxation; it would probably presage the Trump/Clinton electoral vote distribution in November...
Glad we live in Georgia, then.
I can assure you, Pennsylvania is not tied to the Federal threshold;
further insult to injury; the fine state of Pennsylvania also precludes offsetting any income derived from the estate with expenses in maintaining the estate until its settlement; Feds allow it, Harrisburg does not...malicious grubs...