1. Electrical conductivity. Electric current is the flow of electrons in a wire. In metals, the outer electrons of the atoms belong to a cloud of delocalised electrons. They are no longer firmly held by a specific atom, but instead they can move freely through the lattice of positive metal ions. Normally they move randomly.
the BET and the BPT determined to be due by the due date of the tax. Do not file an extension if no tax is due. If you need to make an additional payment in order to have paid 100% of the taxes determined to be due, then you may file your payment online at
The estate (fiduciary) income tax return is due on the 15th day of the 4th month after the end of the year. If the year ends on December 31, 2015, the due date is April 15, 2016. If the year ends on January 31, 2016, the due date is May 15, 2016. For more information, see our Estate Income Tax Due Date page.