A method of encoding coefficients associated with a block of video data during a video encoding process, the method comprising: encoding information that identifies a position of a last non-zero coefficient within the block according to a scanning order associated with the block before encoding information that identifies positions of other coefficients within the block, wherein encoding said information that identifies the position of the last non-zero coefficient comprises: encoding a horizontal coordinate of the position of the last non-zero coefficient within the block according to the scanning order, and encoding a vertical coordinate of the position of the last non-zero coefficient within the block according to the scanning order, wherein each of the horizontal coordinate and the vertical coordinate comprises a binarized coordinate, such that the respective coordinate comprises a sequence of one or more bins, and wherein encoding each of the horizontal coordinate and the vertical coordinate comprises encoding the corresponding sequence by performing a context adaptive binary arithmetic coding process; and wherein encoding the information that identifies positions of the other coefficients associated with the block comprises: encoding significance information for the other coefficients which are located before the last non-zero coefficient according to the scanning order associated with the block, wherein the other coefficients are arranged in one or more groups and, for each of the one or more groups, the significance information is jointly encoded during encoding of the information that identifies positions of the other coefficients associated with the block. encoding information that identifies a position of a last non-zero coefficient within the block according to a scanning order associated with the block before encoding information that identifies positions of other coefficients within the block, wherein encoding said information that identifies the position of the last non-zero coefficient comprises: encoding a horizontal coordinate of the position of the last non-zero coefficient within the block according to the scanning order, and encoding a vertical coordinate of the position of the last non-zero coefficient within the block according to the scanning order, wherein each of the horizontal coordinate and the vertical coordinate comprises a binarized coordinate, such that the respective coordinate comprises a sequence of one or more bins, and wherein encoding each of the horizontal coordinate and the vertical coordinate comprises encoding the corresponding sequence by performing a context adaptive binary arithmetic coding process; and encoding a horizontal coordinate of the position of the last non-zero coefficient within the block according to the scanning order, and encoding a vertical coordinate of the position of the last non-zero coefficient within the block according to the scanning order, wherein each of the horizontal coordinate and the vertical coordinate comprises a binarized coordinate, such that the respective coordinate comprises a sequence of one or more bins, and wherein encoding each of the horizontal coordinate and the vertical coordinate comprises encoding the corresponding sequence by performing a context adaptive binary arithmetic coding process; and wherein encoding the information that identifies positions of the other coefficients associated with the block comprises: encoding significance information for the other coefficients which are located before the last non-zero coefficient according to the scanning order associated with the block, wherein the other coefficients are arranged in one or more groups and, for each of the one or more groups, the significance information is jointly encoded during encoding of the information that identifies positions of the other coefficients associated with the block. encoding significance information for the other coefficients which are located before the last non-zero coefficient according to the scanning order associated with the block, wherein the other coefficients are arranged in one or more groups and, for each of the one or more groups, the significance information is jointly encoded during encoding of the information that identifies positions of the other coefficients associated with the block.