Karl, Yes in October of 2019 Sig discontinued the P226 TacOps ---------Sig is discontinued about half of the P226 line:
E26R-9-B - P226, 9MM, 4.4IN, NITRON, BLK, DA/SA, CONTRAST SIGHTS, E2 GRIP, (2) 15RD STEEL MAG
E26R-9-B-RX - P226, 9MM, 4.4IN, RX , BLK, DA/SA, TALL CONTRAST W/ ROMEO 1, E2 GRIP, (2) 15RD STEEL MAG, ROMEO1 REFLEX SIGHT
E26R-9-BSS-RX - P226, 9MM, 4.4IN, RX , BLK, DA/SA, SIGLITE, E2 GRIP, (2) 15RD STEEL MAG, ROMEO1 MINI REFLEX SIGHT
E26R-9-ESCPN - P226, 9MM, 4.4IN BBL, EMPEROR SCORPION , FDE, DA/SA, SIGLITE, (2) 15RD STEEL MAG, SRT, BEAVERTAIL
E26R-9-LEGION-RX - P226, 9MM, 4.4IN, LEGION, GRAY , DA/SA, X-RAY 3, BLACK G10 GRIP, (3) 15RD STEEL MAG, ROMEO1 REFLEX SIGHT
E26R-9-LEGION-SAO-RX - P226, 9MM, 4.4IN, LEGION, GRAY , SAO, X-RAY 3, BLACK G10 GRIP, (3) 15RD STEEL MAG, ROMEO1 REFLEX SIGHT
E26R-9-SEL - P226, 9MM, 4.4IN, SELECT, BLK, DA/SA, SIGLITE, SELECT, (2) 15RD STEEL MAG, SRT
E26R-9-TACOPS-TB - P226, 9MM, 4.9IN, TAC OPS, BLK, DA/SA, SIGLITE, MAGWELL GRIP, (4) 20RD STEEL MAG, SRT, THREADED (13.5X1MM LH)
All discontinued in 2019

It probably got discontinued. It was my pleasure to assist you.

Karl, Yes Sir. Once a model no longer appears on the Manufacturer;s website, it is usually discontinued. The P226 TacOps was discontinued in April of 2019 and removed from the Sig website 6 months later in October of 2019. Cheers!