Refer to figure.
NORTH ATLANTIC OPERATIONS AND AIRSPACE MANUAL 
CHAPTER 3: ROUTES AND ROUTE STRUCTURES WITHIN OR ADJACENT TO NAT HLA AIRSPACE

3.2 ROUTES WITHIN NAT HLA AIRSPACE within the NAT HLA are as follows:

a) routes between Northern Europe and Spain/Canarias/Lisboa FIR. (T9*#, T290*# , T13, T213 and T16. State approval for NAT HLA operations is required.);

and b) T25 between the Azores and Lisboa FIR.

Note 1: *routes/routings identified with an asterisk in sub paragraph (a) above may be flight planned and flown by approved aircraft equipped with normal short-range navigation equipment (VOR, DME, ADF) and at least one approved fully operational LRNS.

Note 2: # routes T9 and T290 may be flight planned and flown by approved aircraft equipped with and operating ADS-B (1090 MHz ADS-B ‘out’ capability), VHF and capable of RNP 2 (Continental).