Across:
8 No permit in Maritime Alps (no ‘permit’ in ‘Maritime Alps’ = maials = SALAMI) for cured sausage (SALAMI),
9 Friend from Galway (Irish ‘friend’ = cara = C-ARA-) admits Henry (-H-) Desmond (-DES) (CHARADES) is played by The Party members (CHARADES),
10 Leave a lasting impression (ETCH) amidst bayonet charge (amidst ‘bayonet charge’ = et ch = ETCH),
11 They exchange notes (BANK CLERKS) in bar (BAN-) on weekend (‘week’ end = -K) with the court officials (CLERKS) (BANK CLERKS),
12 A sign (Aries = AR-IES) about 1,000 (-M-) (ARMIES) military forces (ARMIES),
14 Last (= positional indicator) drugs (Es = -EE) deal with (ATTEND- to) (ATTENDEE) partygoer (ATTENDEE),
15 Presumably, Scarecrow should have gone to see one (‘Wizard of Oz’ brainless Scarecrow should have seen a BRAIN SPECIALIST) crown (BRAIN) distinctive (SPECIAL-) winner (1ST = -IST) (BRAIN SPECIALIST),
18 Has a good look (INSPECTS) with fashionable (IN-) glasses (-SPEC-S) around Turk’s Head (head of ‘turks’ = -T-) (INSPECTS),
20 Cashing in one’s chips (dying = D-YING) over resistance (-R-) (DRYING) to smoking in a way (DRYING),
22 Athlete (SHOT PUTTER) fired (SHOT) by club (PUTTER golf club) (SHOT PUTTER),
24 Sobers up without Rose (‘sobers up’ without ‘Rose’ = sbup = PUBS) in a number of bars (PUBS),
25 Grapes (FRUIT-) for one (-I-) in hospital (-ER) (FRUITIER) containing more juiciness than usual (FRUITIER),
26 Is not open (CLOSED) or shut? (CLOSED).
Down:
1 A couple of sailors (tar+tar = TARTAR) from old part of the east (TARTAR),
2 The way to go (PATH) to develop a thought, in part (‘develop a thought’ in part = p a th = PATH),
3 Broadcast (AIR) by a number of musicians (‘basses’ = ‘bases’ = BASES) on the radio (= homophone indicator) (AIR BASES) by the pilot’s stations? (AIR BASES),
4 Have a quick look at (SCAN) couples supporting school plan (couples supporting ‘school plan’ = SCAN),
5 Designing (= anagram indicator) clean (clean = LANCE-) technology initially (‘technology’ initially = -T) (LANCET) for cutting-edge stuff in The Theatre? (LANCET),
6 Typical of a mother (MATERNALLY) and wife (MATE-) to mobilise (-R-ALLY) over last altercation (last ‘altercation’ = -N-) (MATERNALLY),
7 Fondness (WEAKNESS) for most (e) small (‘wee’ without ‘e’ = WE-), wild (= anagram indicator) snakes (snakes = -AKNESS) (WEAKNESS),
13 Clip (t) of fool (‘idiot’ without ‘t’ = IDIO-) in 2 down (‘path’ = -PATH-) in charge (-IC) (IDIOPATHIC) of disease with no known cause (IDIOPATHIC),
14 Characters compare a screenplay’s (characters ‘compare a screenplays’ = are a s = AREAS) parts (AREAS),
16 Peter out (peter out = RUN SHORT) of marathon (RUN) and is strapped (strapped for cash = SHORT) (RUN SHORT),
17 Evasive (INDIRECT) family (kin) losing the head (k) (‘kin’ without ‘k’ = IN-) with Frank (-DIRECT) (INDIRECT),
19 Neuroscientist has no interest (‘neuroscientist’ has no ‘interest’ = uoscnis = COUSIN) in relative (COUSIN),
21 Turns over (= reversal indicator) top strip (top ‘strip’ = -S) joint (elbow), for the most part (w), (‘elbow’ without ‘w’ = elbo= -OBLE-) taking direction (direction north = N-) (NOBLES) from figures of the court (NOBLES),
23 Name (TERM) for some computer mouse (for some ‘computer mouse’ = ter m = TERM),
24 A rug from Portugal? (‘a rug’ from ‘Portugal’ = potl = PLOT) ) That’s one for the books! (the PLOT in book).