The list includes all R18s from the first hardcore R18 of 16th August 2000 through 2003.
Thereafter only cuts of significant interest have been included
Thanks to Sergio who now maintains the complete list of R18s on his site 

Hardcore R18s Cuts Latest 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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by Nacho Vidal
Cuts of 3m 57s were required for abusive scenarios, abusive references and obscenity (instances of gagging during fellatio, unclear consent during fellatio, references to 'daddy' and 'daughter' during sex, and urolagnia)

by Not known
Not known
67m 38s. Cuts of 0m 4s were required to sight of still images of animation-style child and Japanese cartoon character, and teenage animation-style characters involved in sexually explicit acts on the grounds of potential harm.

by Ariana Jollee
Ariana Jollee, Benjamin Brat, Jada Fire, Buster Good, BAd Bob, Jackie Moore, Audrey Hollander.
104m 35s. Cuts of 14m 1s were required. The cuts were Compulsory. Cuts required to remove the sight of abusive and potentially dangerous acts (gagging during deep throat fellatio and breath restriction) and also to remove the sight of urolagnia.

by Christophe Clarke (Harmony)
submitted in 2008, running time 196:20s
Cut by 3:36s: Compulsory cuts were required to remove scenes of urination during sex. Additional cuts were to remove scenes of throat grabbing, choking and gagging during fellatio

by Christopher Alexander
Not known
139m 26s. Cuts of 2m 43s were required to remove all verbal references to underage sex.

Not known
Jaimee, Alysha, Danyelle, RebecaHeaven, Lesley, Breana, Caitlynn.
131m 28s. Cuts of 3m 20s were required., some or all of these cuts were substitutions. The cuts were Compulsory. Cuts required to remove sight of a man pressing down hard on a woman's head during intercourse and of potentially dangerous vaginal penetration with chopsticks

by Bob Bennett & Jim Slip (Darker Enterprises)
With Michelle B, Paige Ashley, Tammy, Harmony Hex.
Submitted in 2007, running time 109:57s
Cut by 2s. Distributor was required to remove sight of a woman stroking another woman's nipple while she urinates

by Bob Bennett & Jim Slip (Darker Enterprises)
With Keeley, Angelique, Tracey Lain, Sandie Cain.
Submitted in 2007, running time 106:44s
Cut by 9:55s. Cuts required to urination during sexual activity

by Moli
Joy, Anja-Juliette Iaval, Susi Webstar, Marita, Edina, Melinda, Pierre Iaval, Conny Dachs, Poppei.
110m 6s. Cuts of 0m 35s were required., some or all of these cuts were substitutions. The cuts were Compulsory. Distributor required to remove 'Teeny' logo

Not known
Not known.
168m 52s. Cuts of 18m 50s were required. The cuts were Compulsory. Cuts were required to a scenario encouraging an interest in underage sex (including dialogue reference saying 'you can't tell your dad') and to a scene of abuse (a woman gagging and choking during fellatio)

(Erigo Distribution)
With Ashley Johnson, Mimi Allen
Submitted in 2008, running time 87:57s
Cut by 40s Company were required to remove text constituting an illegal offer to supply R18 material via mail order.

(Phoenix)
Submitted in 2007, running time 172:46s.
Cut by 4:17s. Cuts were required to remove dangerous and abusive activity (forcible head holding during deep throat fellatio with gagging, fear and discomfort)

by Mark Wood
Not known.
201m 38s. Cuts of 2m 41s were required. The cuts were Compulsory. The distributor was required to make compulsory cuts to references (including the title itself) which had the potential to encourage an interest in underage / abusive sexual activity, and potentially harmful sexual activity (choking / breathing restriction)

(Phoenix Films)
Submitted in 2007, running time 113:28s
Cut by 41s. Cuts were required to abusive and potentially harmful behaviour (a performer covering a second performer's mouth and nose with his hand) and references likely to encourage an interest in underage sex (performers talking about underage sexual activity)

(Phoenix Films)
With Victoria Vonn, Nataly.
Submitted in 2008, running time 166:33s
Cut by 41s. One compulsory cut was required to remove sight of uroalgnia (urination accompanying sexual activity)

Dick Hooker (Playhouse)
With Amanda, Nikki Sun, Sunny Jay, Cassandra Deville, Sarah Blue, Lisa Rose, Alex, Bruno Sx, Titus Steele, Leslie Taylor.
Submitted in 2008, running time 132:50s
Cut by 28s. One cut was required to remove sight of breath restriction (specifically, a woman having her throat squeezed hard during sexual activity)

by Gia Darling (Phoenix Films)
Submitted in 2007, running time 103:51s
Cut by 2:11s. Cut required to scenes of potential harm in a sexual context (in this case sight of a small thermometer being inserted into man's anus) and an injection into the penis of unknown substance)

by Artie Nolan
Felix Vicious
113m 53s. Cuts of 0m 13s were required to work's title to remove references to underage sexual activity.

by Artie Nolan
82m 42s
Cuts of 3m 25s were required to remove sight and sounds of choking, gagging and discomfort, while a woman is restrained during fellatio;  to remove aggressive grabbing of woman's throat by man and to title caption containing the word "teen"

by Dow Jones
Dominica Leoni,Layla Jade
69m 6s. Cuts of 0m 3s were required to a title which suggested that the content of the sex tape was illicit.

129m 36s. 3m 25s Cuts were required to sight of anal penetration with police baton

by Mike FreemanJamie
Woods,Angel-Long
59m 45s. Cuts of 0m 13s were required. Cut for R18 required to remove abusive dialogue referring to underage sexual activity.

by Not known
Neil Down,Phil Mycock
102m 46s. Cuts of 0m 12s were required to sight of written reference to children during a sex act. Current interpretation of BBFC guidelines and policy does not permit such a scene at any classification.

Not known
Not known.
55m 32s. Cuts of 2m 50s were required. The cuts were Compulsory. Cut required to remove sight of a long thin object being inserted into a woman's vagina,

by Danny Case
Vanessa Michaels, Ashley Jordan, Krista Lynn Lovely, Mark Wood.
130m 36s. Cuts of 5m 11s were required. The cuts were Compulsory. Cuts were required to remove two verbal references to sexual activity below the legal age of consent and to gagging during deep throat fellatio

by Lee G (Queensway)
With Sweet Sinacion, Mesha Taylor, Misty, Miss Aleera Flair.
Submitted in 2007, running time 116:33s
Cut by 1:13s. Distributor was obliged to remove dialogue references to underage sex

by Chris Streams
Paloma, Kat, Nika, Harmony, Deja Daire, Tiana Lynn, Choky Ice
148m 42s. Cuts of 0m 52s were required., some or all of these cuts were substitutions. The cuts were Compulsory. Company removed one scene of aggressive fellatio, under BBFC Policy and Guidelines, on the grounds of potential harm. An uncut certification was not available.

by Chris Streams
Bailey, Victoria Sweet, Mark Ashley, Tiffany Hopkins.
143m 43s. Cuts of 0m 58s were required. The cuts were Compulsory.
Cuts required to sight of woman gagging during fellatio,

by Vince Vouyer
Mina,Phoenix,Summer Lynn
139m 47s. Cuts of 3m 17s were required Cuts require to scenes featuring references to sexual development during childhood (in the context of an explicit sex work) and to scenes featuring sight of a man asphyxiating a woman.

by Vince Vouyer
Not known
139m 21s. Cuts of 1m 17s were required to remove dialogue references with the potential to encourage an interest in underage sexual activity.

by Nikita Denise
Nikita Denise, Brittney Skye, Barbara Summer, Sandra, Romaine, Iva Angelina, Tommy Gunn. Randy Spears.
95m 54s. Cuts of 0m 6s were required. The cuts were Compulsory. Compulsory dialogue cut for R18 required to remove dialogue reference to underage sexual activity,

Mia, De’Bella, Anastasia, Ginger Spice
Submitted in 2007: 91:20s Cuts of 1:34s required to remove obscenity elements in R18 adult work (two instances of urolagnia)

by Skye Blue
Nina Hartley, Kylie Ireland, Amber Michaels, Brittany O'Connell
Submitted in 2006: 95m 04s. Cuts of 33m 44s required to actual/potential harm (welts and marks left on bodies during caning/whipping, asphyxiation), abusive behaviour during sex (slapping faces) and potential restriction of consent (covering mouths of bound women during caning/whipping)

Available uncut from Adult Video Universe

fetish film by Ernest Greene (Asphyxiation)
With  Nina Hartley, Layla Jack, Flick Shagwell, Amber Michaels, Anna Mills.
Submitted in 2008, running time 112:38s
Cut by 1:14s. Distributor was obliged to remove sight of female performer being subjected to BDSM acts while bound and gagged.

Not known
Not known.
65m 26s. Cuts of 5m 25s were required., some or all of these cuts were substitutions. The cuts were Compulsory.
Cuts required to potentially harmful sexual activity (a glass test tube inserted into a woman's anus) to obtain an R18

by Kovi
Leila, Mandy Bright
119m 38s. Cuts of 1m 39s were required to add rate details to advert for UK premium rate phone line or remove this section in toto.

101m 2s. 27m 42s Compulsory cuts required to remove abusive, degrading and dehumanising activity (face slapping, head forced under running tap, gagging during deep throat fellatio), to scenes of potential harm in a sexual context (restriction of air and bloody supply through throat holding and nose squeezing), and to an abusive scenario (in this case, role - play in which a father and mother sexually abuse their young child)

(Black Chop)
Submitted in 2010, running time 102:27s
Cut by 3:03s. Cuts were required to a trailer within the main work

by Chico Wang
Roxy Jezel
134m 32s. Cuts of 4m 43s were required., some or all of these cuts were substitutions. The cuts were Compulsory. Compulsory cuts were required to remove images of abusive and potentially harmful sexual activity (in this case, breath restriction through the gripping of women's throats and gagging during fellatio), as well as verbal references likely to encourage an interest in abusive sexual activity (in this case, comments suggestive of an incestuous relationship)

163m 36s. 6m 52s# Distributor was required to remove scenes of women choking during deep throat fellatio and two verbal exchanges containing under-age sex references.

Not known
Not known.
214m 10s. Cuts of 1m 35s were required. The cuts were Compulsory. Cuts required to remove advertisements featuring youthful women for whom assurances that they are over 18 years of age cannot be provided.

by Tony Ward (Darker Enterprises)
With Jennifer Dark, Katja Kassin, Holly Wellin, Lexi Love, Kaiya Lynn.
Submitted in 2008, running time 90:00s
Cut by 5:50s. Cuts required to sight of sexualised urination and to neck grabbing

Hardcore R18s Cuts Latest 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z