21. (1) A no right turn sign shall, (a) be not less than 60 centimetres in height and not less than 60 centimetres in width; and (b) include the markings and the dimensions as described and illustrated in the following Figure:  Text alternative: Illustration of a sign with a no right turn symbol consisting of a right turn black arrow inside a red circle with an interdictory stroke, on white retro-reflective background with a black border. Size indicated (60 × 60) cm. This text alternative is provided for convenience only and does not form part of the official law. R.R.O. 1990, Reg. 615, s. 21 (1); O. Reg. 339/09, s. 15 (1). (2) Every sign that restricts a right turn shall, (a) be not less than 90 centimetres in height and not less than 60 centimetres in width; and (b) bear the markings and indicate the times at which a right turn is prohibited and have the dimensions as illustrated in the following Figure:  Text alternative: Illustration of a sign with a no right turn symbol consisting of a right turn black arrow inside a red circle with an interdictory stroke, on white retro-reflective background with a black border and the text “7 AM - 9 AM”, “4 PM - 6 PM”, “MON-FRI”. Size indicated (60 × 90) cm. This text alternative is provided for convenience only and does not form part of the official law. R.R.O. 1990, Reg. 615, s. 21 (2); O. Reg. 332/98, s. 2 (1); O. Reg. 339/09, s. 15 (2); O. Reg. 93/15, s. 1 (2). (2.1) Despite subsection (2), a sign that restricts a right turn in an area designated by the French Language Services Act shall be as described in clause (2) (a) and bear the markings and indicate the times at which a right turn is prohibited and have the dimensions as illustrated in the following Figure:  Text alternative: Illustration of a sign with a no right turn symbol consisting of a right turn black arrow inside a red circle with an interdictory stroke, on white retro-reflective background with a black border and the text “7 AM - 9 AM”, “4 PM - 6 PM”, “MON-FRI / LUN-VEN”. Size indicated (60 × 90) cm. This text alternative is provided for convenience only and does not form part of the official law. O. Reg. 444/93, s. 9 (1); O. Reg. 339/09, s. 15 (3); O. Reg. 93/15, s. 1 (1). (3) Every sign erected on or after September 1, 1998 that prohibits a vehicle from making a right turn at a signalized intersection when the signal indication is red shall, (a) be not less than 90 centimetres in height and not less than 60 centimetres in width; and (b) include the markings and dimensions as illustrated in the following Figure:  Text alternative: Illustration of a sign with a no right turn symbol consisting of a black right turn arrow inside a red circle with an interdictory stroke on white background above a symbol of a traffic signal light with the red light on. Size indicated (60 × 90) cm. This text alternative is provided for convenience only and does not form part of the official law. O. Reg. 332/98, s. 2 (2); O. Reg. 339/09, s. 15 (4). (3.1) On or after January 1, 2003, no sign prohibiting a right turn at a signalized intersection when the signal indication is red shall be valid except as prescribed and illustrated in subsection (3).  O. Reg. 332/98, s. 2 (2). (3.2) Before January 1, 2003, no sign prohibiting a right turn at a signalized intersection when the signal indication is red, other than a sign as prescribed and illustrated in subsection (3), shall be valid unless it was authorized by this Regulation immediately before September 1, 1998.  O. Reg. 332/98, s. 2 (2). (3.3) Revoked:  O. Reg. 332/98, s. 2 (2). (4) A no left turn sign shall, (a) be not less than 60 centimetres in height and not less than 60 centimetres in width; and (b) include the markings and the dimensions as described and illustrated in the following Figure:  Text alternative: Illustration of a sign with a no left turn symbol consisting of a left turn black arrow inside a red circle with an interdictory stroke, on white retro-reflective background with a black border. Size indicated (60 × 60) cm. This text alternative is provided for convenience only and does not form part of the official law. R.R.O. 1990, Reg. 615, s. 21 (4); O. Reg. 339/09, s. 15 (5). (5) Every sign that restricts a left turn shall, (a) be not less than 90 centimetres in height and not less than 60 centimetres in width; and (b) bear the markings and indicate the times at which a left turn is prohibited and have the dimensions as illustrated in the following Figure:  Text alternative: Illustration of a sign with a no left turn symbol consisting of a left turn black arrow inside a red circle with an interdictory stroke, on white retro-reflective background with a black border and the text “7 AM - 9 AM”, “4 PM - 6 PM”, “MON-FRI”. Size indicated (60 × 90) cm. This text alternative is provided for convenience only and does not form part of the official law. R.R.O. 1990, Reg. 615, s. 21 (5); O. Reg. 332/98, s. 2 (3); O. Reg. 339/09, s. 15 (6). (5.1) Despite subsection (5), a sign that restricts a left turn in an area designated by the French Language Services Act shall, (a) be not less than 90 centimetres high and not less than 60 centimetres wide; and (b) bear the markings and indicate the times at which a left turn is prohibited and have the dimensions as illustrated in the following Figure:  Text alternative: Illustration of a sign with a no left turn symbol consisting of a left turn black arrow inside a red circle with an interdictory stroke, on white retro-reflective background with a black border and the text “7 AM - 9 AM”, “4 PM - 6 PM”, “MON-FRI / LUN-VEN”. Size indicated (60 × 90) cm. This text alternative is provided for convenience only and does not form part of the official law. O. Reg. 444/93, s. 9 (2); O. Reg. 339/09, s. 15 (7); O. Reg. 93/15, s. 1 (3). (6) Every sign erected on or after September 1, 1998 that prohibits a vehicle from making a left turn at a signalized intersection when the signal indication is red shall, (a) be not less than 90 centimetres in height and not less than 60 centimetres in width; and (b) include the markings and dimensions as illustrated in the following Figure:  Text alternative: Illustration of a sign with a no left turn symbol consisting of a black left turn arrow inside a red circle with an interdictory stroke on white background above a symbol of a traffic signal light with the red light on. Size indicated (60 × 90) cm. This text alternative is provided for convenience only and does not form part of the official law. O. Reg. 332/98, s. 2 (4); O. Reg. 339/09, s. 15 (8). (6.1) On or after January 1, 2003, no sign prohibiting a left turn at a signalized intersection when the signal indication is red shall be valid except as prescribed and illustrated in subsection (6).  O. Reg. 332/98, s. 2 (4). (6.2) Before January 1, 2003, no sign prohibiting a left turn at a signalized intersection when the signal indication is red, other than a sign as prescribed and illustrated in subsection (6), shall be valid unless it was authorized by this Regulation immediately before September 1, 1998.  O. Reg. 332/98, s. 2 (4). (6.3) Revoked:  O. Reg. 332/98, s. 2 (4). (7) Revoked:  O. Reg. 699/92, s. 3 (2).