ACROSS
8 One displaying warning around university to get court order (4,5,6) SHOW CAUSE NOTICE
9 About to look for probe (8) RESEARCH
10 One amidst exchange of abuse (6) TIRADE
11 Relatives for a change are flexible (9) VERSATILE
12 Vice left in area for tents (5) CLAMP
15 Experienced accountant joins assistant lawyer and engineer (7)CAPABLE
17 Approach criminal with diplomacy (7)
19 Rapid ships in the navy (5)
20 Confused representative returns to mistakenly expel democrat (9)
23 CIA spy for the most part extremely crazy (6)
25 Witty saying — a top gem constructed with humour primarily (8)
26 Magician gets religious man to move one toe with a twig? Ordinary ruse for starters (15)

DOWN
1 Expression of toast king blurted out at English cottage, say (6)
2 Decisively win prize in lottery (10)
3 Bob for one with a slithery move (9)
4 A special check for building material (7) ASPHALT
5 Join peacekeepers with appeal and energy (5) UNITE
6 Saturn regularly orbiting a celestial body (4) STAR
7 Account a medic modified for researcher (8) ACADEMIC
13 Maybe a top location to place one’s name? (10)
14 Side perhaps for dividing national force — it is not commercially motivated (9)
16 Proceed right into passage of short story (8)
18 Cream spread on one cold porcelain dish (7)
21 Departed with two grand, returned to get a drink (6)
22 Pessimist often crying in public at the end (5)
24 Retreat in fine state (4)