But the BPI's Sarah Roberts feels it is a sign of a healthy industry.
Mr Taylor has requested that the Pirate Party UK respond to the BPI's letter by 6 December.
Almost one in five consumers (19.6%) now prefers to buy all their music as downloads, says trade body the BPI.
The BPI welcomed the news of the prison sentence, but warned there are plenty of other active counterfeiters of Bollywood films.
BBC: NEWS | Entertainment | Bollywood DVD fraudster is jailed
According to the BPI, four out of five of consumers have heard of at least one of the leading audio streaming services.
Industry group, the BPI said it showed piracy "remains a significant problem".
Virgin Media and other ISPs have also blocked access to The Pirate Bay following court orders from the music industry trade body the BPI.
It is understood that the BPI is hoping all three sites will be blocked before Christmas - far more quickly than the process has taken previously.
But the BPI's critics are unimpressed, and maintain new talent needs to be nurtured - not packaged for a rocky ride up and down the singles charts.
Figures collated by the BPI (British Phonographic Industry) show that in 2011, 177.9m singles were sold in the UK with more than 99% sold as digital tracks.
BBC: Elton John Diana tribute tops best-selling single chart
The clause has been amended several times, with one version presented to the House of Lords shown to have been largely drafted by music industry group the BPI.
The BPI alleges that the sites are illegally distributing music.
Loz Kaye, the leader of Pirate Party UK, which had offered UK users a workaround for the ban on The Pirate Bay, said the BPI was "out of control".
For its part, the BPI has said that it would oppose any service that heavily relied on copyright infringement, but would be willing to help sites shift away from "illegal downloading".
"Metrobank and Equitable Bank will not take the BPI-FEBTC merger sitting down, " says Rafael Buenaventura, the central bank governor who, like his predecessors, has been urging the country's 52 commercial banks to merge.
On the release of the BPI's Digital Music Nation report, its chief executive, Geoff Taylor, said there had "rightly" been "a lot of focus in the past few weeks on High Street music retail".
In April, the BPI was successful in getting a high court judge to order the same six ISPs to block The Pirate Bay, which was regarded as one of the most visited file-sharing websites on the web.
"Like The Pirate Bay, these websites are profiting illegally from distributing music that isn't theirs, without permission and without paying a penny to the musicians, writers and producers who created it, " a spokesman for the BPI told the BBC.
Despite the levels of piracy, the BPI was able to announce in October that we are living in "the era of the digital single", after figures revealed 2009 was biggest ever year for UK singles, with more than 117m sold.
At the BPI, Sarah Roberts insists the old-style singles chart is not dead - if a single is good enough, it will stay at number one, even if it costs twice as much to buy eight days after it is released.
The BPI's annual Digital Music Report has been charting the changes in its industry for a while - but the latest edition seems to show that 2012 was the year when the digital revolution finally began to start paying and stop hurting.
Music industry group the British Phonographic Industry (BPI) said the sites infringed copyright on a "significant scale".
The British Phonographic Industry (BPI) has written to the party's leader Loz Kaye to request the proxy's removal.
In the UK, the British Phonographic Industry (BPI) took action to the courts, obtaining a court order to force internet service providers to block access to file-sharing site The Pirate Bay.
The British Phonographic Industry (BPI) told BBC News Online there was "an element of truth" in the survey's findings, but that it was "disingenuous" to suggest downloading could boost album sales.
BPI's manoeuvres led to a judicial inquiry and to the suspension of both Mr Fiorani and BPI's offer.
Meanwhile sales of CD albums rose by 5.6% in the UK last year, the British Phonographic Industry (BPI) reported.
BBC: NEWS | Entertainment | Downloads outsell DVDs and vinyl
The British Phonographic Industry (BPI), which acts on behalf of rights holders, wants ISPs to prevent access to Fenopy, H33t and Kickass Torrents.
Much of the slump was down to "particularly poor" sales in the last two weeks of March, according to UK music industry body the British Phonographic Industry (BPI).
BBC: NEWS | Entertainment | Top albums fail to stop sales dip
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