A tactical report is a type of report on a current military situation.
In 2367, Jean-Luc Picard had Data ask the Federation outpost stations along the Neutral Zone to send tactical reports on Romulan activity. (TNG: "Redemption")
In early 2374, Admiral William Ross asked Benjamin Sisko to study several tactical reports on Dominion activity near Bolarus IX. (DS9: "Behind the Lines")
Upon his arrival on the bridge of the USS Defiant after it was taken over by the Jem'Hadar in 2374, First Kudak'Etan asked Second Ixtana'Rax for a verbal tactical report. (DS9: "One Little Ship")
In 2375, Chakotay, while posing as Jason Hayek to infiltrate the training simulation on Terrasphere 8, used a tactical report due in the morning as an excuse to finish his date with "Valerie Archer". (VOY: "In the Flesh")